// Copyright 2014 PDFium Authors. All rights reserved. | |
// Use of this source code is governed by a BSD-style license that can be | |
// found in the LICENSE file. | |
// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com | |
#include <memory> | |
#include "fx_path_generator.h" | |
#include "pre.h" | |
class CAGG_Graphics { | |
public: | |
CAGG_Graphics(); | |
FX_ERR Create(CFX_Graphics* owner, | |
int32_t width, | |
int32_t height, | |
FXDIB_Format format); | |
virtual ~CAGG_Graphics(); | |
private: | |
CFX_Graphics* _owner; | |
}; | |
CFX_Graphics::CFX_Graphics() { | |
_type = FX_CONTEXT_None; | |
_info._graphState.SetDashCount(0); | |
_info._isAntialiasing = TRUE; | |
_info._strokeAlignment = FX_STROKEALIGNMENT_Center; | |
_info._CTM.SetIdentity(); | |
_info._isActOnDash = FALSE; | |
_info._strokeColor = NULL; | |
_info._fillColor = NULL; | |
_info._font = NULL; | |
_info._fontSize = 40.0; | |
_info._fontHScale = 1.0; | |
_info._fontSpacing = 0.0; | |
_renderDevice = NULL; | |
_aggGraphics = NULL; | |
} | |
FX_ERR CFX_Graphics::Create(CFX_RenderDevice* renderDevice, | |
FX_BOOL isAntialiasing) { | |
_FX_RETURN_VALUE_IF_FAIL(renderDevice, FX_ERR_Parameter_Invalid); | |
if (_type != FX_CONTEXT_None) { | |
return FX_ERR_Property_Invalid; | |
} | |
_type = FX_CONTEXT_Device; | |
_info._isAntialiasing = isAntialiasing; | |
_renderDevice = renderDevice; | |
if (_renderDevice->GetDeviceCaps(FXDC_RENDER_CAPS) & FXRC_SOFT_CLIP) { | |
return FX_ERR_Succeeded; | |
} | |
return FX_ERR_Indefinite; | |
} | |
FX_ERR CFX_Graphics::Create(int32_t width, | |
int32_t height, | |
FXDIB_Format format, | |
FX_BOOL isNative, | |
FX_BOOL isAntialiasing) { | |
if (_type != FX_CONTEXT_None) { | |
return FX_ERR_Property_Invalid; | |
} | |
_type = FX_CONTEXT_Device; | |
_info._isAntialiasing = isAntialiasing; | |
{ | |
_aggGraphics = new CAGG_Graphics; | |
return _aggGraphics->Create(this, width, height, format); | |
} | |
} | |
CFX_Graphics::~CFX_Graphics() { | |
if (_aggGraphics) { | |
delete _aggGraphics; | |
_aggGraphics = NULL; | |
} | |
_renderDevice = NULL; | |
_info._graphState.SetDashCount(0); | |
_type = FX_CONTEXT_None; | |
} | |
FX_ERR CFX_Graphics::GetDeviceCap(const int32_t capID, FX_DeviceCap& capVal) { | |
switch (_type) { | |
case FX_CONTEXT_Device: { | |
_FX_RETURN_VALUE_IF_FAIL(_renderDevice, FX_ERR_Property_Invalid); | |
capVal = _renderDevice->GetDeviceCaps(capID); | |
return FX_ERR_Succeeded; | |
} | |
default: { return FX_ERR_Property_Invalid; } | |
} | |
} | |
FX_ERR CFX_Graphics::IsPrinterDevice(FX_BOOL& isPrinter) { | |
switch (_type) { | |
case FX_CONTEXT_Device: { | |
_FX_RETURN_VALUE_IF_FAIL(_renderDevice, FX_ERR_Property_Invalid); | |
int32_t deviceClass = _renderDevice->GetDeviceClass(); | |
if (deviceClass == FXDC_PRINTER) { | |
isPrinter = TRUE; | |
} else { | |
isPrinter = FALSE; | |
} | |
return FX_ERR_Succeeded; | |
} | |
default: { return FX_ERR_Property_Invalid; } | |
} | |
} | |
FX_ERR CFX_Graphics::EnableAntialiasing(FX_BOOL isAntialiasing) { | |
switch (_type) { | |
case FX_CONTEXT_Device: { | |
_FX_RETURN_VALUE_IF_FAIL(_renderDevice, FX_ERR_Property_Invalid); | |
_info._isAntialiasing = isAntialiasing; | |
return FX_ERR_Succeeded; | |
} | |
default: { return FX_ERR_Property_Invalid; } | |
} | |
} | |
FX_ERR CFX_Graphics::SaveGraphState() { | |
switch (_type) { | |
case FX_CONTEXT_Device: { | |
_FX_RETURN_VALUE_IF_FAIL(_renderDevice, FX_ERR_Property_Invalid); | |
_renderDevice->SaveState(); | |
TInfo* info = new TInfo; | |
info->_graphState.Copy(_info._graphState); | |
info->_isAntialiasing = _info._isAntialiasing; | |
info->_strokeAlignment = _info._strokeAlignment; | |
info->_CTM = _info._CTM; | |
info->_isActOnDash = _info._isActOnDash; | |
info->_strokeColor = _info._strokeColor; | |
info->_fillColor = _info._fillColor; | |
info->_font = _info._font; | |
info->_fontSize = _info._fontSize; | |
info->_fontHScale = _info._fontHScale; | |
info->_fontSpacing = _info._fontSpacing; | |
_infoStack.Add(info); | |
return FX_ERR_Succeeded; | |
} | |
default: { return FX_ERR_Property_Invalid; } | |
} | |
} | |
FX_ERR CFX_Graphics::RestoreGraphState() { | |
switch (_type) { | |
case FX_CONTEXT_Device: { | |
_FX_RETURN_VALUE_IF_FAIL(_renderDevice, FX_ERR_Property_Invalid); | |
_renderDevice->RestoreState(); | |
int32_t size = _infoStack.GetSize(); | |
if (size <= 0) { | |
return FX_ERR_Intermediate_Value_Invalid; | |
} | |
int32_t topIndex = size - 1; | |
TInfo* info = (TInfo*)_infoStack.GetAt(topIndex); | |
_FX_RETURN_VALUE_IF_FAIL(info, FX_ERR_Intermediate_Value_Invalid); | |
_info._graphState.Copy(info->_graphState); | |
_info._isAntialiasing = info->_isAntialiasing; | |
_info._strokeAlignment = info->_strokeAlignment; | |
_info._CTM = info->_CTM; | |
_info._isActOnDash = info->_isActOnDash; | |
_info._strokeColor = info->_strokeColor; | |
_info._fillColor = info->_fillColor; | |
_info._font = info->_font; | |
_info._fontSize = info->_fontSize; | |
_info._fontHScale = info->_fontHScale; | |
_info._fontSpacing = info->_fontSpacing; | |
delete info; | |
info = NULL; | |
_infoStack.RemoveAt(topIndex); | |
return FX_ERR_Succeeded; | |
} | |
default: { return FX_ERR_Property_Invalid; } | |
} | |
} | |
FX_ERR CFX_Graphics::GetLineCap(CFX_GraphStateData::LineCap& lineCap) { | |
switch (_type) { | |
case FX_CONTEXT_Device: { | |
_FX_RETURN_VALUE_IF_FAIL(_renderDevice, FX_ERR_Property_Invalid); | |
lineCap = _info._graphState.m_LineCap; | |
return FX_ERR_Succeeded; | |
} | |
default: { return FX_ERR_Property_Invalid; } | |
} | |
} | |
FX_ERR CFX_Graphics::SetLineCap(CFX_GraphStateData::LineCap lineCap) { | |
switch (_type) { | |
case FX_CONTEXT_Device: { | |
_FX_RETURN_VALUE_IF_FAIL(_renderDevice, FX_ERR_Property_Invalid); | |
_info._graphState.m_LineCap = lineCap; | |
return FX_ERR_Succeeded; | |
} | |
default: { return FX_ERR_Property_Invalid; } | |
} | |
} | |
FX_ERR CFX_Graphics::GetDashCount(int32_t& dashCount) { | |
switch (_type) { | |
case FX_CONTEXT_Device: { | |
_FX_RETURN_VALUE_IF_FAIL(_renderDevice, FX_ERR_Property_Invalid); | |
dashCount = _info._graphState.m_DashCount; | |
return FX_ERR_Succeeded; | |
} | |
default: { return FX_ERR_Property_Invalid; } | |
} | |
} | |
FX_ERR CFX_Graphics::GetLineDash(FX_FLOAT& dashPhase, FX_FLOAT* dashArray) { | |
_FX_RETURN_VALUE_IF_FAIL(dashArray, FX_ERR_Parameter_Invalid); | |
switch (_type) { | |
case FX_CONTEXT_Device: { | |
_FX_RETURN_VALUE_IF_FAIL(_renderDevice, FX_ERR_Property_Invalid); | |
dashPhase = _info._graphState.m_DashPhase; | |
FXSYS_memcpy(dashArray, _info._graphState.m_DashArray, | |
_info._graphState.m_DashCount * sizeof(FX_FLOAT)); | |
return FX_ERR_Succeeded; | |
} | |
default: { return FX_ERR_Property_Invalid; } | |
} | |
} | |
FX_ERR CFX_Graphics::SetLineDash(FX_FLOAT dashPhase, | |
FX_FLOAT* dashArray, | |
int32_t dashCount) { | |
if (dashCount > 0 && !dashArray) { | |
return FX_ERR_Parameter_Invalid; | |
} | |
dashCount = dashCount < 0 ? 0 : dashCount; | |
switch (_type) { | |
case FX_CONTEXT_Device: { | |
_FX_RETURN_VALUE_IF_FAIL(_renderDevice, FX_ERR_Property_Invalid); | |
FX_FLOAT scale = 1.0; | |
if (_info._isActOnDash) { | |
scale = _info._graphState.m_LineWidth; | |
} | |
_info._graphState.m_DashPhase = dashPhase; | |
_info._graphState.SetDashCount(dashCount); | |
for (int32_t i = 0; i < dashCount; i++) { | |
_info._graphState.m_DashArray[i] = dashArray[i] * scale; | |
} | |
return FX_ERR_Succeeded; | |
} | |
default: { return FX_ERR_Property_Invalid; } | |
} | |
} | |
FX_ERR CFX_Graphics::SetLineDash(FX_DashStyle dashStyle) { | |
switch (_type) { | |
case FX_CONTEXT_Device: { | |
_FX_RETURN_VALUE_IF_FAIL(_renderDevice, FX_ERR_Property_Invalid); | |
return RenderDeviceSetLineDash(dashStyle); | |
} | |
default: { return FX_ERR_Property_Invalid; } | |
} | |
} | |
FX_ERR CFX_Graphics::GetLineJoin(CFX_GraphStateData::LineJoin& lineJoin) { | |
switch (_type) { | |
case FX_CONTEXT_Device: { | |
_FX_RETURN_VALUE_IF_FAIL(_renderDevice, FX_ERR_Property_Invalid); | |
lineJoin = _info._graphState.m_LineJoin; | |
return FX_ERR_Succeeded; | |
} | |
default: { return FX_ERR_Property_Invalid; } | |
} | |
} | |
FX_ERR CFX_Graphics::SetLineJoin(CFX_GraphStateData::LineJoin lineJoin) { | |
switch (_type) { | |
case FX_CONTEXT_Device: { | |
_FX_RETURN_VALUE_IF_FAIL(_renderDevice, FX_ERR_Property_Invalid); | |
_info._graphState.m_LineJoin = lineJoin; | |
return FX_ERR_Succeeded; | |
} | |
default: { return FX_ERR_Property_Invalid; } | |
} | |
} | |
FX_ERR CFX_Graphics::GetMiterLimit(FX_FLOAT& miterLimit) { | |
switch (_type) { | |
case FX_CONTEXT_Device: { | |
_FX_RETURN_VALUE_IF_FAIL(_renderDevice, FX_ERR_Property_Invalid); | |
miterLimit = _info._graphState.m_MiterLimit; | |
return FX_ERR_Succeeded; | |
} | |
default: { return FX_ERR_Property_Invalid; } | |
} | |
} | |
FX_ERR CFX_Graphics::SetMiterLimit(FX_FLOAT miterLimit) { | |
switch (_type) { | |
case FX_CONTEXT_Device: { | |
_FX_RETURN_VALUE_IF_FAIL(_renderDevice, FX_ERR_Property_Invalid); | |
_info._graphState.m_MiterLimit = miterLimit; | |
return FX_ERR_Succeeded; | |
} | |
default: { return FX_ERR_Property_Invalid; } | |
} | |
} | |
FX_ERR CFX_Graphics::GetLineWidth(FX_FLOAT& lineWidth) { | |
switch (_type) { | |
case FX_CONTEXT_Device: { | |
_FX_RETURN_VALUE_IF_FAIL(_renderDevice, FX_ERR_Property_Invalid); | |
lineWidth = _info._graphState.m_LineWidth; | |
return FX_ERR_Succeeded; | |
} | |
default: { return FX_ERR_Property_Invalid; } | |
} | |
} | |
FX_ERR CFX_Graphics::SetLineWidth(FX_FLOAT lineWidth, FX_BOOL isActOnDash) { | |
switch (_type) { | |
case FX_CONTEXT_Device: { | |
_FX_RETURN_VALUE_IF_FAIL(_renderDevice, FX_ERR_Property_Invalid); | |
_info._graphState.m_LineWidth = lineWidth; | |
_info._isActOnDash = isActOnDash; | |
return FX_ERR_Succeeded; | |
} | |
default: { return FX_ERR_Property_Invalid; } | |
} | |
} | |
FX_ERR CFX_Graphics::GetStrokeAlignment(FX_StrokeAlignment& strokeAlignment) { | |
switch (_type) { | |
case FX_CONTEXT_Device: { | |
_FX_RETURN_VALUE_IF_FAIL(_renderDevice, FX_ERR_Property_Invalid); | |
strokeAlignment = _info._strokeAlignment; | |
return FX_ERR_Succeeded; | |
} | |
default: { return FX_ERR_Property_Invalid; } | |
} | |
} | |
FX_ERR CFX_Graphics::SetStrokeAlignment(FX_StrokeAlignment strokeAlignment) { | |
switch (_type) { | |
case FX_CONTEXT_Device: { | |
_FX_RETURN_VALUE_IF_FAIL(_renderDevice, FX_ERR_Property_Invalid); | |
_info._strokeAlignment = strokeAlignment; | |
return FX_ERR_Succeeded; | |
} | |
default: { return FX_ERR_Property_Invalid; } | |
} | |
} | |
FX_ERR CFX_Graphics::SetStrokeColor(CFX_Color* color) { | |
_FX_RETURN_VALUE_IF_FAIL(color, FX_ERR_Parameter_Invalid); | |
switch (_type) { | |
case FX_CONTEXT_Device: { | |
_FX_RETURN_VALUE_IF_FAIL(_renderDevice, FX_ERR_Property_Invalid); | |
_info._strokeColor = color; | |
return FX_ERR_Succeeded; | |
} | |
default: { return FX_ERR_Property_Invalid; } | |
} | |
} | |
FX_ERR CFX_Graphics::SetFillColor(CFX_Color* color) { | |
_FX_RETURN_VALUE_IF_FAIL(color, FX_ERR_Parameter_Invalid); | |
switch (_type) { | |
case FX_CONTEXT_Device: { | |
_FX_RETURN_VALUE_IF_FAIL(_renderDevice, FX_ERR_Property_Invalid); | |
_info._fillColor = color; | |
return FX_ERR_Succeeded; | |
} | |
default: { return FX_ERR_Property_Invalid; } | |
} | |
} | |
FX_ERR CFX_Graphics::StrokePath(CFX_Path* path, CFX_Matrix* matrix) { | |
_FX_RETURN_VALUE_IF_FAIL(path, FX_ERR_Parameter_Invalid); | |
switch (_type) { | |
case FX_CONTEXT_Device: { | |
_FX_RETURN_VALUE_IF_FAIL(_renderDevice, FX_ERR_Property_Invalid); | |
return RenderDeviceStrokePath(path, matrix); | |
} | |
default: { return FX_ERR_Property_Invalid; } | |
} | |
} | |
FX_ERR CFX_Graphics::FillPath(CFX_Path* path, | |
FX_FillMode fillMode, | |
CFX_Matrix* matrix) { | |
_FX_RETURN_VALUE_IF_FAIL(path, FX_ERR_Parameter_Invalid); | |
switch (_type) { | |
case FX_CONTEXT_Device: { | |
_FX_RETURN_VALUE_IF_FAIL(_renderDevice, FX_ERR_Property_Invalid); | |
return RenderDeviceFillPath(path, fillMode, matrix); | |
} | |
default: { return FX_ERR_Property_Invalid; } | |
} | |
} | |
FX_ERR CFX_Graphics::ClipPath(CFX_Path* path, | |
FX_FillMode fillMode, | |
CFX_Matrix* matrix) { | |
_FX_RETURN_VALUE_IF_FAIL(path, FX_ERR_Parameter_Invalid); | |
switch (_type) { | |
case FX_CONTEXT_Device: { | |
_FX_RETURN_VALUE_IF_FAIL(_renderDevice, FX_ERR_Property_Invalid); | |
FX_BOOL result = _renderDevice->SetClip_PathFill( | |
path->GetPathData(), (CFX_Matrix*)matrix, fillMode); | |
_FX_RETURN_VALUE_IF_FAIL(result, FX_ERR_Indefinite); | |
return FX_ERR_Succeeded; | |
} | |
default: { return FX_ERR_Property_Invalid; } | |
} | |
} | |
FX_ERR CFX_Graphics::DrawImage(CFX_DIBSource* source, | |
const CFX_PointF& point, | |
CFX_Matrix* matrix) { | |
_FX_RETURN_VALUE_IF_FAIL(source, FX_ERR_Parameter_Invalid); | |
switch (_type) { | |
case FX_CONTEXT_Device: { | |
_FX_RETURN_VALUE_IF_FAIL(_renderDevice, FX_ERR_Property_Invalid); | |
return RenderDeviceDrawImage(source, point, matrix); | |
} | |
default: { return FX_ERR_Property_Invalid; } | |
} | |
} | |
FX_ERR CFX_Graphics::StretchImage(CFX_DIBSource* source, | |
const CFX_RectF& rect, | |
CFX_Matrix* matrix) { | |
_FX_RETURN_VALUE_IF_FAIL(source, FX_ERR_Parameter_Invalid); | |
switch (_type) { | |
case FX_CONTEXT_Device: { | |
_FX_RETURN_VALUE_IF_FAIL(_renderDevice, FX_ERR_Property_Invalid); | |
return RenderDeviceStretchImage(source, rect, matrix); | |
} | |
default: { return FX_ERR_Property_Invalid; } | |
} | |
} | |
FX_ERR CFX_Graphics::ConcatMatrix(const CFX_Matrix* matrix) { | |
_FX_RETURN_VALUE_IF_FAIL(matrix, FX_ERR_Parameter_Invalid); | |
switch (_type) { | |
case FX_CONTEXT_Device: { | |
_FX_RETURN_VALUE_IF_FAIL(_renderDevice, FX_ERR_Property_Invalid); | |
_info._CTM.Concat(*matrix); | |
return FX_ERR_Succeeded; | |
} | |
default: { return FX_ERR_Property_Invalid; } | |
} | |
} | |
CFX_Matrix* CFX_Graphics::GetMatrix() { | |
switch (_type) { | |
case FX_CONTEXT_Device: { | |
_FX_RETURN_VALUE_IF_FAIL(_renderDevice, NULL); | |
return &_info._CTM; | |
} | |
default: { return NULL; } | |
} | |
} | |
FX_ERR CFX_Graphics::GetClipRect(CFX_RectF& rect) { | |
switch (_type) { | |
case FX_CONTEXT_Device: { | |
_FX_RETURN_VALUE_IF_FAIL(_renderDevice, FX_ERR_Property_Invalid); | |
FX_RECT r = _renderDevice->GetClipBox(); | |
rect.left = (FX_FLOAT)r.left; | |
rect.top = (FX_FLOAT)r.top; | |
rect.width = (FX_FLOAT)r.Width(); | |
rect.height = (FX_FLOAT)r.Height(); | |
return FX_ERR_Succeeded; | |
} | |
default: { return FX_ERR_Property_Invalid; } | |
} | |
} | |
FX_ERR CFX_Graphics::SetClipRect(const CFX_RectF& rect) { | |
switch (_type) { | |
case FX_CONTEXT_Device: { | |
_FX_RETURN_VALUE_IF_FAIL(_renderDevice, FX_ERR_Property_Invalid); | |
FX_RECT r(FXSYS_round(rect.left), FXSYS_round(rect.top), | |
FXSYS_round(rect.right()), FXSYS_round(rect.bottom())); | |
FX_BOOL result = _renderDevice->SetClip_Rect(&r); | |
_FX_RETURN_VALUE_IF_FAIL(result, FX_ERR_Method_Not_Supported); | |
return FX_ERR_Succeeded; | |
} | |
default: { return FX_ERR_Property_Invalid; } | |
} | |
} | |
FX_ERR CFX_Graphics::ClearClip() { | |
switch (_type) { | |
case FX_CONTEXT_Device: { | |
_FX_RETURN_VALUE_IF_FAIL(_renderDevice, FX_ERR_Property_Invalid); | |
FX_BOOL result = FX_ERR_Succeeded; | |
_FX_RETURN_VALUE_IF_FAIL(result, FX_ERR_Method_Not_Supported); | |
return FX_ERR_Succeeded; | |
} | |
default: { return FX_ERR_Property_Invalid; } | |
} | |
} | |
FX_ERR CFX_Graphics::SetFont(CFX_Font* font) { | |
_FX_RETURN_VALUE_IF_FAIL(font, FX_ERR_Parameter_Invalid); | |
switch (_type) { | |
case FX_CONTEXT_Device: { | |
_FX_RETURN_VALUE_IF_FAIL(_renderDevice, FX_ERR_Property_Invalid); | |
_info._font = font; | |
return FX_ERR_Succeeded; | |
} | |
default: { return FX_ERR_Property_Invalid; } | |
} | |
} | |
FX_ERR CFX_Graphics::SetFontSize(const FX_FLOAT size) { | |
FX_FLOAT fontSize = size <= 0 ? 1.0f : size; | |
switch (_type) { | |
case FX_CONTEXT_Device: { | |
_FX_RETURN_VALUE_IF_FAIL(_renderDevice, FX_ERR_Property_Invalid); | |
_info._fontSize = fontSize; | |
return FX_ERR_Succeeded; | |
} | |
default: { return FX_ERR_Property_Invalid; } | |
} | |
} | |
FX_ERR CFX_Graphics::SetFontHScale(const FX_FLOAT scale) { | |
FX_FLOAT fontHScale = scale <= 0 ? 1.0f : scale; | |
switch (_type) { | |
case FX_CONTEXT_Device: { | |
_FX_RETURN_VALUE_IF_FAIL(_renderDevice, FX_ERR_Property_Invalid); | |
_info._fontHScale = fontHScale; | |
return FX_ERR_Succeeded; | |
} | |
default: { return FX_ERR_Property_Invalid; } | |
} | |
} | |
FX_ERR CFX_Graphics::SetCharSpacing(const FX_FLOAT spacing) { | |
FX_FLOAT fontSpacing = spacing < 0 ? 0 : spacing; | |
switch (_type) { | |
case FX_CONTEXT_Device: { | |
_FX_RETURN_VALUE_IF_FAIL(_renderDevice, FX_ERR_Property_Invalid); | |
_info._fontSpacing = fontSpacing; | |
return FX_ERR_Succeeded; | |
} | |
default: { return FX_ERR_Property_Invalid; } | |
} | |
} | |
FX_ERR CFX_Graphics::SetTextDrawingMode(const int32_t mode) { | |
switch (_type) { | |
case FX_CONTEXT_Device: { | |
_FX_RETURN_VALUE_IF_FAIL(_renderDevice, FX_ERR_Property_Invalid); | |
return FX_ERR_Succeeded; | |
} | |
default: { return FX_ERR_Property_Invalid; } | |
} | |
} | |
FX_ERR CFX_Graphics::ShowText(const CFX_PointF& point, | |
const CFX_WideString& text, | |
CFX_Matrix* matrix) { | |
switch (_type) { | |
case FX_CONTEXT_Device: { | |
_FX_RETURN_VALUE_IF_FAIL(_renderDevice, FX_ERR_Property_Invalid); | |
return RenderDeviceShowText(point, text, matrix); | |
} | |
default: { return FX_ERR_Property_Invalid; } | |
} | |
} | |
FX_ERR CFX_Graphics::CalcTextRect(CFX_RectF& rect, | |
const CFX_WideString& text, | |
FX_BOOL isMultiline, | |
CFX_Matrix* matrix) { | |
switch (_type) { | |
case FX_CONTEXT_Device: { | |
_FX_RETURN_VALUE_IF_FAIL(_renderDevice, FX_ERR_Property_Invalid); | |
int32_t length = text.GetLength(); | |
FX_DWORD* charCodes = FX_Alloc(FX_DWORD, length); | |
FXTEXT_CHARPOS* charPos = FX_Alloc(FXTEXT_CHARPOS, length); | |
CalcTextInfo(text, charCodes, charPos, rect); | |
FX_Free(charPos); | |
FX_Free(charCodes); | |
return FX_ERR_Succeeded; | |
} | |
default: { return FX_ERR_Property_Invalid; } | |
} | |
} | |
FX_ERR CFX_Graphics::Transfer(CFX_Graphics* graphics, | |
const CFX_Matrix* matrix) { | |
_FX_RETURN_VALUE_IF_FAIL(graphics, FX_ERR_Parameter_Invalid); | |
CFX_Matrix m; | |
m.Set(_info._CTM.a, _info._CTM.b, _info._CTM.c, _info._CTM.d, _info._CTM.e, | |
_info._CTM.f); | |
if (matrix) { | |
m.Concat(*matrix); | |
} | |
switch (_type) { | |
case FX_CONTEXT_Device: { | |
_FX_RETURN_VALUE_IF_FAIL(_renderDevice, FX_ERR_Property_Invalid); | |
{ | |
_FX_RETURN_VALUE_IF_FAIL(graphics->_renderDevice, | |
FX_ERR_Parameter_Invalid); | |
CFX_DIBitmap* bitmap = graphics->_renderDevice->GetBitmap(); | |
FX_BOOL result = _renderDevice->SetDIBits(bitmap, 0, 0); | |
_FX_RETURN_VALUE_IF_FAIL(result, FX_ERR_Method_Not_Supported); | |
} | |
} | |
default: { return FX_ERR_Property_Invalid; } | |
} | |
} | |
FX_ERR CFX_Graphics::Transfer(CFX_Graphics* graphics, | |
FX_FLOAT srcLeft, | |
FX_FLOAT srcTop, | |
const CFX_RectF& dstRect, | |
const CFX_Matrix* matrix) { | |
_FX_RETURN_VALUE_IF_FAIL(graphics, FX_ERR_Parameter_Invalid); | |
CFX_Matrix m; | |
m.Set(_info._CTM.a, _info._CTM.b, _info._CTM.c, _info._CTM.d, _info._CTM.e, | |
_info._CTM.f); | |
if (matrix) { | |
m.Concat(*matrix); | |
} | |
switch (_type) { | |
case FX_CONTEXT_Device: { | |
_FX_RETURN_VALUE_IF_FAIL(_renderDevice, FX_ERR_Property_Invalid); | |
{ | |
_FX_RETURN_VALUE_IF_FAIL(graphics->_renderDevice, | |
FX_ERR_Parameter_Invalid); | |
CFX_DIBitmap* bitmap = graphics->_renderDevice->GetBitmap(); | |
FX_BOOL result = FX_ERR_Indefinite; | |
CFX_DIBitmap bmp; | |
result = bmp.Create((int32_t)dstRect.width, (int32_t)dstRect.height, | |
bitmap->GetFormat()); | |
_FX_RETURN_VALUE_IF_FAIL(result, FX_ERR_Intermediate_Value_Invalid); | |
result = graphics->_renderDevice->GetDIBits(&bmp, (int32_t)srcLeft, | |
(int32_t)srcTop); | |
_FX_RETURN_VALUE_IF_FAIL(result, FX_ERR_Method_Not_Supported); | |
result = _renderDevice->SetDIBits(&bmp, (int32_t)dstRect.left, | |
(int32_t)dstRect.top); | |
_FX_RETURN_VALUE_IF_FAIL(result, FX_ERR_Method_Not_Supported); | |
return FX_ERR_Succeeded; | |
} | |
} | |
default: { return FX_ERR_Property_Invalid; } | |
} | |
} | |
CFX_RenderDevice* CFX_Graphics::GetRenderDevice() { | |
return _renderDevice; | |
} | |
FX_ERR CFX_Graphics::InverseRect(const CFX_RectF& rect) { | |
_FX_RETURN_VALUE_IF_FAIL(_renderDevice, FX_ERR_Property_Invalid); | |
CFX_DIBitmap* bitmap = _renderDevice->GetBitmap(); | |
_FX_RETURN_VALUE_IF_FAIL(bitmap, FX_ERR_Property_Invalid); | |
CFX_RectF temp(rect); | |
_info._CTM.TransformRect(temp); | |
CFX_RectF r; | |
r.Set(0, 0, (FX_FLOAT)bitmap->GetWidth(), (FX_FLOAT)bitmap->GetWidth()); | |
r.Intersect(temp); | |
if (r.IsEmpty()) { | |
return FX_ERR_Parameter_Invalid; | |
} | |
FX_ARGB* pBuf = | |
(FX_ARGB*)(bitmap->GetBuffer() + int32_t(r.top) * bitmap->GetPitch()); | |
int32_t bottom = (int32_t)r.bottom(); | |
int32_t right = (int32_t)r.right(); | |
for (int32_t i = (int32_t)r.top; i < bottom; i++) { | |
FX_ARGB* pLine = pBuf + (int32_t)r.left; | |
for (int32_t j = (int32_t)r.left; j < right; j++) { | |
FX_ARGB c = *pLine; | |
*pLine++ = (c & 0xFF000000) | (0xFFFFFF - (c & 0x00FFFFFF)); | |
} | |
pBuf = (FX_ARGB*)((uint8_t*)pBuf + bitmap->GetPitch()); | |
} | |
return FX_ERR_Succeeded; | |
} | |
FX_ERR CFX_Graphics::XorDIBitmap(const CFX_DIBitmap* srcBitmap, | |
const CFX_RectF& rect) { | |
_FX_RETURN_VALUE_IF_FAIL(_renderDevice, FX_ERR_Property_Invalid); | |
CFX_DIBitmap* dst = _renderDevice->GetBitmap(); | |
_FX_RETURN_VALUE_IF_FAIL(dst, FX_ERR_Property_Invalid); | |
CFX_RectF temp(rect); | |
_info._CTM.TransformRect(temp); | |
CFX_RectF r; | |
r.Set(0, 0, (FX_FLOAT)dst->GetWidth(), (FX_FLOAT)dst->GetWidth()); | |
r.Intersect(temp); | |
if (r.IsEmpty()) { | |
return FX_ERR_Parameter_Invalid; | |
} | |
FX_ARGB* pSrcBuf = (FX_ARGB*)(srcBitmap->GetBuffer() + | |
int32_t(r.top) * srcBitmap->GetPitch()); | |
FX_ARGB* pDstBuf = | |
(FX_ARGB*)(dst->GetBuffer() + int32_t(r.top) * dst->GetPitch()); | |
int32_t bottom = (int32_t)r.bottom(); | |
int32_t right = (int32_t)r.right(); | |
for (int32_t i = (int32_t)r.top; i < bottom; i++) { | |
FX_ARGB* pSrcLine = pSrcBuf + (int32_t)r.left; | |
FX_ARGB* pDstLine = pDstBuf + (int32_t)r.left; | |
for (int32_t j = (int32_t)r.left; j < right; j++) { | |
FX_ARGB c = *pDstLine; | |
*pDstLine++ = | |
ArgbEncode(FXARGB_A(c), (c & 0xFFFFFF) ^ (*pSrcLine & 0xFFFFFF)); | |
pSrcLine++; | |
} | |
pSrcBuf = (FX_ARGB*)((uint8_t*)pSrcBuf + srcBitmap->GetPitch()); | |
pDstBuf = (FX_ARGB*)((uint8_t*)pDstBuf + dst->GetPitch()); | |
} | |
return FX_ERR_Succeeded; | |
} | |
FX_ERR CFX_Graphics::EqvDIBitmap(const CFX_DIBitmap* srcBitmap, | |
const CFX_RectF& rect) { | |
_FX_RETURN_VALUE_IF_FAIL(_renderDevice, FX_ERR_Property_Invalid); | |
CFX_DIBitmap* dst = _renderDevice->GetBitmap(); | |
_FX_RETURN_VALUE_IF_FAIL(dst, FX_ERR_Property_Invalid); | |
CFX_RectF temp(rect); | |
_info._CTM.TransformRect(temp); | |
CFX_RectF r; | |
r.Set(0, 0, (FX_FLOAT)dst->GetWidth(), (FX_FLOAT)dst->GetWidth()); | |
r.Intersect(temp); | |
if (r.IsEmpty()) { | |
return FX_ERR_Parameter_Invalid; | |
} | |
FX_ARGB* pSrcBuf = (FX_ARGB*)(srcBitmap->GetBuffer() + | |
int32_t(r.top) * srcBitmap->GetPitch()); | |
FX_ARGB* pDstBuf = | |
(FX_ARGB*)(dst->GetBuffer() + int32_t(r.top) * dst->GetPitch()); | |
int32_t bottom = (int32_t)r.bottom(); | |
int32_t right = (int32_t)r.right(); | |
for (int32_t i = (int32_t)r.top; i < bottom; i++) { | |
FX_ARGB* pSrcLine = pSrcBuf + (int32_t)r.left; | |
FX_ARGB* pDstLine = pDstBuf + (int32_t)r.left; | |
for (int32_t j = (int32_t)r.left; j < right; j++) { | |
FX_ARGB c = *pDstLine; | |
*pDstLine++ = | |
ArgbEncode(FXARGB_A(c), ~((c & 0xFFFFFF) ^ (*pSrcLine & 0xFFFFFF))); | |
pSrcLine++; | |
} | |
pSrcBuf = (FX_ARGB*)((uint8_t*)pSrcBuf + srcBitmap->GetPitch()); | |
pDstBuf = (FX_ARGB*)((uint8_t*)pDstBuf + dst->GetPitch()); | |
} | |
return FX_ERR_Succeeded; | |
} | |
FX_ERR CFX_Graphics::RenderDeviceSetLineDash(FX_DashStyle dashStyle) { | |
switch (dashStyle) { | |
case FX_DASHSTYLE_Solid: { | |
_info._graphState.SetDashCount(0); | |
return FX_ERR_Succeeded; | |
} | |
case FX_DASHSTYLE_Dash: { | |
FX_FLOAT dashArray[] = {3, 1}; | |
SetLineDash(0, dashArray, 2); | |
return FX_ERR_Succeeded; | |
} | |
case FX_DASHSTYLE_Dot: { | |
FX_FLOAT dashArray[] = {1, 1}; | |
SetLineDash(0, dashArray, 2); | |
return FX_ERR_Succeeded; | |
} | |
case FX_DASHSTYLE_DashDot: { | |
FX_FLOAT dashArray[] = {3, 1, 1, 1}; | |
SetLineDash(0, dashArray, 4); | |
return FX_ERR_Succeeded; | |
} | |
case FX_DASHSTYLE_DashDotDot: { | |
FX_FLOAT dashArray[] = {4, 1, 2, 1, 2, 1}; | |
SetLineDash(0, dashArray, 6); | |
return FX_ERR_Succeeded; | |
} | |
default: { return FX_ERR_Parameter_Invalid; } | |
} | |
} | |
FX_ERR CFX_Graphics::RenderDeviceStrokePath(CFX_Path* path, | |
CFX_Matrix* matrix) { | |
_FX_RETURN_VALUE_IF_FAIL(_info._strokeColor, FX_ERR_Property_Invalid); | |
CFX_Matrix m; | |
m.Set(_info._CTM.a, _info._CTM.b, _info._CTM.c, _info._CTM.d, _info._CTM.e, | |
_info._CTM.f); | |
if (matrix) { | |
m.Concat(*matrix); | |
} | |
switch (_info._strokeColor->_type) { | |
case FX_COLOR_Solid: { | |
FX_BOOL result = _renderDevice->DrawPath( | |
path->GetPathData(), (CFX_Matrix*)&m, &_info._graphState, 0x0, | |
_info._strokeColor->_argb, 0); | |
_FX_RETURN_VALUE_IF_FAIL(result, FX_ERR_Indefinite); | |
return FX_ERR_Succeeded; | |
} | |
case FX_COLOR_Pattern: { | |
return StrokePathWithPattern(path, &m); | |
} | |
case FX_COLOR_Shading: { | |
return StrokePathWithShading(path, &m); | |
} | |
default: { return FX_ERR_Property_Invalid; } | |
} | |
} | |
FX_ERR CFX_Graphics::RenderDeviceFillPath(CFX_Path* path, | |
FX_FillMode fillMode, | |
CFX_Matrix* matrix) { | |
_FX_RETURN_VALUE_IF_FAIL(_info._fillColor, FX_ERR_Property_Invalid); | |
CFX_Matrix m; | |
m.Set(_info._CTM.a, _info._CTM.b, _info._CTM.c, _info._CTM.d, _info._CTM.e, | |
_info._CTM.f); | |
if (matrix) { | |
m.Concat(*matrix); | |
} | |
switch (_info._fillColor->_type) { | |
case FX_COLOR_Solid: { | |
FX_BOOL result = _renderDevice->DrawPath( | |
path->GetPathData(), (CFX_Matrix*)&m, &_info._graphState, | |
_info._fillColor->_argb, 0x0, fillMode); | |
_FX_RETURN_VALUE_IF_FAIL(result, FX_ERR_Indefinite); | |
return FX_ERR_Succeeded; | |
} | |
case FX_COLOR_Pattern: { | |
{ return FillPathWithPattern(path, fillMode, &m); } | |
} | |
case FX_COLOR_Shading: { | |
{ return FillPathWithShading(path, fillMode, &m); } | |
} | |
default: { return FX_ERR_Property_Invalid; } | |
} | |
} | |
FX_ERR CFX_Graphics::RenderDeviceDrawImage(CFX_DIBSource* source, | |
const CFX_PointF& point, | |
CFX_Matrix* matrix) { | |
CFX_Matrix m1; | |
m1.Set(_info._CTM.a, _info._CTM.b, _info._CTM.c, _info._CTM.d, _info._CTM.e, | |
_info._CTM.f); | |
if (matrix) { | |
m1.Concat(*matrix); | |
} | |
CFX_Matrix m2; | |
m2.Set((FX_FLOAT)source->GetWidth(), 0.0, 0.0, (FX_FLOAT)source->GetHeight(), | |
point.x, point.y); | |
m2.Concat(m1); | |
int32_t left, top; | |
CFX_DIBitmap* bmp1 = source->FlipImage(FALSE, TRUE); | |
CFX_DIBitmap* bmp2 = bmp1->TransformTo((CFX_Matrix*)&m2, left, top); | |
CFX_RectF r; | |
GetClipRect(r); | |
FX_ERR result = FX_ERR_Indefinite; | |
{ | |
CFX_DIBitmap* bitmap = _renderDevice->GetBitmap(); | |
CFX_DIBitmap bmp; | |
bmp.Create(bitmap->GetWidth(), bitmap->GetHeight(), FXDIB_Argb); | |
_renderDevice->GetDIBits(&bmp, 0, 0); | |
bmp.TransferBitmap(FXSYS_round(r.left), FXSYS_round(r.top), | |
FXSYS_round(r.Width()), FXSYS_round(r.Height()), bmp2, | |
FXSYS_round(r.left - left), FXSYS_round(r.top - top)); | |
_renderDevice->SetDIBits(&bmp, 0, 0); | |
result = FX_ERR_Succeeded; | |
} | |
if (bmp2) { | |
delete bmp2; | |
bmp2 = NULL; | |
} | |
if (bmp1) { | |
delete bmp1; | |
bmp1 = NULL; | |
} | |
return result; | |
} | |
FX_ERR CFX_Graphics::RenderDeviceStretchImage(CFX_DIBSource* source, | |
const CFX_RectF& rect, | |
CFX_Matrix* matrix) { | |
CFX_Matrix m1; | |
m1.Set(_info._CTM.a, _info._CTM.b, _info._CTM.c, _info._CTM.d, _info._CTM.e, | |
_info._CTM.f); | |
if (matrix) { | |
m1.Concat(*matrix); | |
} | |
CFX_DIBitmap* bmp1 = | |
source->StretchTo((int32_t)rect.Width(), (int32_t)rect.Height()); | |
CFX_Matrix m2; | |
m2.Set(rect.Width(), 0.0, 0.0, rect.Height(), rect.left, rect.top); | |
m2.Concat(m1); | |
int32_t left, top; | |
CFX_DIBitmap* bmp2 = bmp1->FlipImage(FALSE, TRUE); | |
CFX_DIBitmap* bmp3 = bmp2->TransformTo((CFX_Matrix*)&m2, left, top); | |
CFX_RectF r; | |
GetClipRect(r); | |
FX_ERR result = FX_ERR_Indefinite; | |
{ | |
CFX_DIBitmap* bitmap = _renderDevice->GetBitmap(); | |
bitmap->CompositeBitmap(FXSYS_round(r.left), FXSYS_round(r.top), | |
FXSYS_round(r.Width()), FXSYS_round(r.Height()), | |
bmp3, FXSYS_round(r.left - left), | |
FXSYS_round(r.top - top)); | |
result = FX_ERR_Succeeded; | |
} | |
if (bmp3) { | |
delete bmp3; | |
bmp3 = NULL; | |
} | |
if (bmp2) { | |
delete bmp2; | |
bmp2 = NULL; | |
} | |
if (bmp1) { | |
delete bmp1; | |
bmp1 = NULL; | |
} | |
return result; | |
} | |
FX_ERR CFX_Graphics::RenderDeviceShowText(const CFX_PointF& point, | |
const CFX_WideString& text, | |
CFX_Matrix* matrix) { | |
int32_t length = text.GetLength(); | |
FX_DWORD* charCodes = FX_Alloc(FX_DWORD, length); | |
FXTEXT_CHARPOS* charPos = FX_Alloc(FXTEXT_CHARPOS, length); | |
CFX_RectF rect; | |
rect.Set(point.x, point.y, 0, 0); | |
CalcTextInfo(text, charCodes, charPos, rect); | |
CFX_Matrix m; | |
m.Set(_info._CTM.a, _info._CTM.b, _info._CTM.c, _info._CTM.d, _info._CTM.e, | |
_info._CTM.f); | |
m.Translate(0, _info._fontSize * _info._fontHScale); | |
if (matrix) { | |
m.Concat(*matrix); | |
} | |
FX_BOOL result = _renderDevice->DrawNormalText( | |
length, charPos, _info._font, CFX_GEModule::Get()->GetFontCache(), | |
-_info._fontSize * _info._fontHScale, (CFX_Matrix*)&m, | |
_info._fillColor->_argb, FXTEXT_CLEARTYPE); | |
_FX_RETURN_VALUE_IF_FAIL(result, FX_ERR_Indefinite); | |
FX_Free(charPos); | |
FX_Free(charCodes); | |
return FX_ERR_Succeeded; | |
} | |
FX_ERR CFX_Graphics::StrokePathWithPattern(CFX_Path* path, CFX_Matrix* matrix) { | |
return FX_ERR_Method_Not_Supported; | |
} | |
FX_ERR CFX_Graphics::StrokePathWithShading(CFX_Path* path, CFX_Matrix* matrix) { | |
return FX_ERR_Method_Not_Supported; | |
} | |
FX_ERR CFX_Graphics::FillPathWithPattern(CFX_Path* path, | |
FX_FillMode fillMode, | |
CFX_Matrix* matrix) { | |
CFX_Pattern* pattern = _info._fillColor->_pattern; | |
CFX_DIBitmap* bitmap = _renderDevice->GetBitmap(); | |
int32_t width = bitmap->GetWidth(); | |
int32_t height = bitmap->GetHeight(); | |
CFX_DIBitmap bmp; | |
bmp.Create(width, height, FXDIB_Argb); | |
_renderDevice->GetDIBits(&bmp, 0, 0); | |
switch (pattern->_type) { | |
case FX_PATTERN_Bitmap: { | |
int32_t xStep = FXSYS_round(pattern->_x1Step); | |
int32_t yStep = FXSYS_round(pattern->_y1Step); | |
int32_t xCount = width / xStep + 1; | |
int32_t yCount = height / yStep + 1; | |
for (int32_t i = 0; i <= yCount; i++) { | |
for (int32_t j = 0; j <= xCount; j++) { | |
bmp.TransferBitmap(j * xStep, i * yStep, xStep, yStep, | |
pattern->_bitmap, 0, 0); | |
} | |
} | |
break; | |
} | |
case FX_PATTERN_Hatch: { | |
FX_HatchStyle hatchStyle = _info._fillColor->_pattern->_hatchStyle; | |
if (hatchStyle < FX_HATCHSTYLE_Horizontal || | |
hatchStyle > FX_HATCHSTYLE_SolidDiamond) { | |
return FX_ERR_Intermediate_Value_Invalid; | |
} | |
const FX_HATCHDATA& data = hatchBitmapData[hatchStyle]; | |
CFX_DIBitmap mask; | |
mask.Create(data.width, data.height, FXDIB_1bppMask); | |
FXSYS_memcpy(mask.GetBuffer(), data.maskBits, | |
mask.GetPitch() * data.height); | |
CFX_FloatRect rectf = path->GetPathData()->GetBoundingBox(); | |
if (matrix) { | |
rectf.Transform((const CFX_Matrix*)matrix); | |
} | |
FX_RECT rect(FXSYS_round(rectf.left), FXSYS_round(rectf.top), | |
FXSYS_round(rectf.right), FXSYS_round(rectf.bottom)); | |
CFX_FxgeDevice device; | |
device.Attach(&bmp); | |
device.FillRect(&rect, _info._fillColor->_pattern->_backArgb); | |
for (int32_t j = rect.bottom; j < rect.top; j += mask.GetHeight()) { | |
for (int32_t i = rect.left; i < rect.right; i += mask.GetWidth()) { | |
device.SetBitMask(&mask, i, j, _info._fillColor->_pattern->_foreArgb); | |
} | |
} | |
break; | |
} | |
} | |
_renderDevice->SaveState(); | |
_renderDevice->SetClip_PathFill(path->GetPathData(), (CFX_Matrix*)matrix, | |
fillMode); | |
SetDIBitsWithMatrix(&bmp, &pattern->_matrix); | |
_renderDevice->RestoreState(); | |
return FX_ERR_Succeeded; | |
} | |
FX_ERR CFX_Graphics::FillPathWithShading(CFX_Path* path, | |
FX_FillMode fillMode, | |
CFX_Matrix* matrix) { | |
CFX_DIBitmap* bitmap = _renderDevice->GetBitmap(); | |
int32_t width = bitmap->GetWidth(); | |
int32_t height = bitmap->GetHeight(); | |
FX_FLOAT start_x = _info._fillColor->_shading->_beginPoint.x; | |
FX_FLOAT start_y = _info._fillColor->_shading->_beginPoint.y; | |
FX_FLOAT end_x = _info._fillColor->_shading->_endPoint.x; | |
FX_FLOAT end_y = _info._fillColor->_shading->_endPoint.y; | |
CFX_DIBitmap bmp; | |
bmp.Create(width, height, FXDIB_Argb); | |
_renderDevice->GetDIBits(&bmp, 0, 0); | |
int32_t pitch = bmp.GetPitch(); | |
FX_BOOL result = FALSE; | |
switch (_info._fillColor->_shading->_type) { | |
case FX_SHADING_Axial: { | |
FX_FLOAT x_span = end_x - start_x; | |
FX_FLOAT y_span = end_y - start_y; | |
FX_FLOAT axis_len_square = | |
FXSYS_Mul(x_span, x_span) + FXSYS_Mul(y_span, y_span); | |
for (int32_t row = 0; row < height; row++) { | |
FX_DWORD* dib_buf = (FX_DWORD*)(bmp.GetBuffer() + row * pitch); | |
for (int32_t column = 0; column < width; column++) { | |
FX_FLOAT x = (FX_FLOAT)(column); | |
FX_FLOAT y = (FX_FLOAT)(row); | |
FX_FLOAT scale = FXSYS_Div( | |
FXSYS_Mul(x - start_x, x_span) + FXSYS_Mul(y - start_y, y_span), | |
axis_len_square); | |
if (scale < 0) { | |
if (!_info._fillColor->_shading->_isExtendedBegin) { | |
continue; | |
} | |
scale = 0; | |
} else if (scale > 1.0f) { | |
if (!_info._fillColor->_shading->_isExtendedEnd) { | |
continue; | |
} | |
scale = 1.0f; | |
} | |
int32_t index = (int32_t)(scale * (FX_SHADING_Steps - 1)); | |
dib_buf[column] = _info._fillColor->_shading->_argbArray[index]; | |
} | |
} | |
result = TRUE; | |
break; | |
} | |
case FX_SHADING_Radial: { | |
FX_FLOAT start_r = _info._fillColor->_shading->_beginRadius; | |
FX_FLOAT end_r = _info._fillColor->_shading->_endRadius; | |
FX_FLOAT a = FXSYS_Mul(start_x - end_x, start_x - end_x) + | |
FXSYS_Mul(start_y - end_y, start_y - end_y) - | |
FXSYS_Mul(start_r - end_r, start_r - end_r); | |
for (int32_t row = 0; row < height; row++) { | |
FX_DWORD* dib_buf = (FX_DWORD*)(bmp.GetBuffer() + row * pitch); | |
for (int32_t column = 0; column < width; column++) { | |
FX_FLOAT x = (FX_FLOAT)(column); | |
FX_FLOAT y = (FX_FLOAT)(row); | |
FX_FLOAT b = -2 * (FXSYS_Mul(x - start_x, end_x - start_x) + | |
FXSYS_Mul(y - start_y, end_y - start_y) + | |
FXSYS_Mul(start_r, end_r - start_r)); | |
FX_FLOAT c = FXSYS_Mul(x - start_x, x - start_x) + | |
FXSYS_Mul(y - start_y, y - start_y) - | |
FXSYS_Mul(start_r, start_r); | |
FX_FLOAT s; | |
if (a == 0) { | |
s = (FXSYS_Div(-c, b)); | |
} else { | |
FX_FLOAT b2_4ac = FXSYS_Mul(b, b) - 4 * FXSYS_Mul(a, c); | |
if (b2_4ac < 0) { | |
continue; | |
} | |
FX_FLOAT root = (FXSYS_sqrt(b2_4ac)); | |
FX_FLOAT s1, s2; | |
if (a > 0) { | |
s1 = FXSYS_Div(-b - root, 2 * a); | |
s2 = FXSYS_Div(-b + root, 2 * a); | |
} else { | |
s2 = FXSYS_Div(-b - root, 2 * a); | |
s1 = FXSYS_Div(-b + root, 2 * a); | |
} | |
if (s2 <= 1.0f || _info._fillColor->_shading->_isExtendedEnd) { | |
s = (s2); | |
} else { | |
s = (s1); | |
} | |
if ((start_r) + s * (end_r - start_r) < 0) { | |
continue; | |
} | |
} | |
if (s < 0) { | |
if (!_info._fillColor->_shading->_isExtendedBegin) { | |
continue; | |
} | |
s = 0; | |
} | |
if (s > 1.0f) { | |
if (!_info._fillColor->_shading->_isExtendedEnd) { | |
continue; | |
} | |
s = 1.0f; | |
} | |
int index = (int32_t)(s * (FX_SHADING_Steps - 1)); | |
dib_buf[column] = _info._fillColor->_shading->_argbArray[index]; | |
} | |
} | |
result = TRUE; | |
break; | |
} | |
default: { result = FALSE; } | |
} | |
if (result) { | |
_renderDevice->SaveState(); | |
_renderDevice->SetClip_PathFill(path->GetPathData(), (CFX_Matrix*)matrix, | |
fillMode); | |
SetDIBitsWithMatrix(&bmp, matrix); | |
_renderDevice->RestoreState(); | |
} | |
return result; | |
} | |
FX_ERR CFX_Graphics::SetDIBitsWithMatrix(CFX_DIBSource* source, | |
CFX_Matrix* matrix) { | |
if (matrix->IsIdentity()) { | |
_renderDevice->SetDIBits(source, 0, 0); | |
} else { | |
CFX_Matrix m; | |
m.Set((FX_FLOAT)source->GetWidth(), 0, 0, (FX_FLOAT)source->GetHeight(), 0, | |
0); | |
m.Concat(*matrix); | |
int32_t left, top; | |
CFX_DIBitmap* bmp1 = source->FlipImage(FALSE, TRUE); | |
CFX_DIBitmap* bmp2 = bmp1->TransformTo((CFX_Matrix*)&m, left, top); | |
_renderDevice->SetDIBits(bmp2, left, top); | |
if (bmp2) { | |
delete bmp2; | |
bmp2 = NULL; | |
} | |
if (bmp1) { | |
delete bmp1; | |
bmp1 = NULL; | |
} | |
} | |
return FX_ERR_Succeeded; | |
} | |
FX_ERR CFX_Graphics::CalcTextInfo(const CFX_WideString& text, | |
FX_DWORD* charCodes, | |
FXTEXT_CHARPOS* charPos, | |
CFX_RectF& rect) { | |
std::unique_ptr<CFX_UnicodeEncoding> encoding( | |
new CFX_UnicodeEncoding(_info._font)); | |
int32_t length = text.GetLength(); | |
FX_FLOAT penX = (FX_FLOAT)rect.left; | |
FX_FLOAT penY = (FX_FLOAT)rect.top; | |
FX_FLOAT left = (FX_FLOAT)(0); | |
FX_FLOAT top = (FX_FLOAT)(0); | |
charCodes[0] = text.GetAt(0); | |
charPos[0].m_OriginX = penX + left; | |
charPos[0].m_OriginY = penY + top; | |
charPos[0].m_GlyphIndex = encoding->GlyphFromCharCode(charCodes[0]); | |
charPos[0].m_FontCharWidth = FXSYS_round( | |
_info._font->GetGlyphWidth(charPos[0].m_GlyphIndex) * _info._fontHScale); | |
charPos[0].m_bGlyphAdjust = TRUE; | |
charPos[0].m_AdjustMatrix[0] = -1; | |
charPos[0].m_AdjustMatrix[1] = 0; | |
charPos[0].m_AdjustMatrix[2] = 0; | |
charPos[0].m_AdjustMatrix[3] = 1; | |
penX += (FX_FLOAT)(charPos[0].m_FontCharWidth) * _info._fontSize / 1000 + | |
_info._fontSpacing; | |
for (int32_t i = 1; i < length; i++) { | |
charCodes[i] = text.GetAt(i); | |
charPos[i].m_OriginX = penX + left; | |
charPos[i].m_OriginY = penY + top; | |
charPos[i].m_GlyphIndex = encoding->GlyphFromCharCode(charCodes[i]); | |
charPos[i].m_FontCharWidth = | |
FXSYS_round(_info._font->GetGlyphWidth(charPos[i].m_GlyphIndex) * | |
_info._fontHScale); | |
charPos[i].m_bGlyphAdjust = TRUE; | |
charPos[i].m_AdjustMatrix[0] = -1; | |
charPos[i].m_AdjustMatrix[1] = 0; | |
charPos[i].m_AdjustMatrix[2] = 0; | |
charPos[i].m_AdjustMatrix[3] = 1; | |
penX += (FX_FLOAT)(charPos[i].m_FontCharWidth) * _info._fontSize / 1000 + | |
_info._fontSpacing; | |
} | |
rect.width = (FX_FLOAT)penX - rect.left; | |
rect.height = rect.top + _info._fontSize * _info._fontHScale - rect.top; | |
return FX_ERR_Succeeded; | |
} | |
CAGG_Graphics::CAGG_Graphics() { | |
_owner = NULL; | |
} | |
FX_ERR CAGG_Graphics::Create(CFX_Graphics* owner, | |
int32_t width, | |
int32_t height, | |
FXDIB_Format format) { | |
if (owner->_renderDevice) { | |
return FX_ERR_Parameter_Invalid; | |
} | |
if (_owner) { | |
return FX_ERR_Property_Invalid; | |
} | |
CFX_FxgeDevice* device = new CFX_FxgeDevice; | |
device->Create(width, height, format); | |
_owner = owner; | |
_owner->_renderDevice = device; | |
_owner->_renderDevice->GetBitmap()->Clear(0xFFFFFFFF); | |
return FX_ERR_Succeeded; | |
} | |
CAGG_Graphics::~CAGG_Graphics() { | |
if (_owner->_renderDevice) { | |
delete (CFX_FxgeDevice*)_owner->_renderDevice; | |
} | |
_owner = NULL; | |
} | |
CFX_Path::CFX_Path() { | |
_generator = NULL; | |
} | |
FX_ERR CFX_Path::Create() { | |
if (_generator) { | |
return FX_ERR_Property_Invalid; | |
} | |
_generator = new CFX_PathGenerator; | |
_generator->Create(); | |
return FX_ERR_Succeeded; | |
} | |
CFX_Path::~CFX_Path() { | |
if (_generator) { | |
delete _generator; | |
_generator = NULL; | |
} | |
} | |
FX_ERR CFX_Path::MoveTo(FX_FLOAT x, FX_FLOAT y) { | |
_FX_RETURN_VALUE_IF_FAIL(_generator, FX_ERR_Property_Invalid); | |
_generator->MoveTo(x, y); | |
return FX_ERR_Succeeded; | |
} | |
FX_ERR CFX_Path::LineTo(FX_FLOAT x, FX_FLOAT y) { | |
_FX_RETURN_VALUE_IF_FAIL(_generator, FX_ERR_Property_Invalid); | |
_generator->LineTo(x, y); | |
return FX_ERR_Succeeded; | |
} | |
FX_ERR CFX_Path::BezierTo(FX_FLOAT ctrlX1, | |
FX_FLOAT ctrlY1, | |
FX_FLOAT ctrlX2, | |
FX_FLOAT ctrlY2, | |
FX_FLOAT toX, | |
FX_FLOAT toY) { | |
_FX_RETURN_VALUE_IF_FAIL(_generator, FX_ERR_Property_Invalid); | |
_generator->BezierTo(ctrlX1, ctrlY1, ctrlX2, ctrlY2, toX, toY); | |
return FX_ERR_Succeeded; | |
} | |
FX_ERR CFX_Path::ArcTo(FX_FLOAT left, | |
FX_FLOAT top, | |
FX_FLOAT width, | |
FX_FLOAT height, | |
FX_FLOAT startAngle, | |
FX_FLOAT sweepAngle) { | |
_FX_RETURN_VALUE_IF_FAIL(_generator, FX_ERR_Property_Invalid); | |
_generator->ArcTo(left + width / 2, top + height / 2, width / 2, height / 2, | |
startAngle, sweepAngle); | |
return FX_ERR_Succeeded; | |
} | |
FX_ERR CFX_Path::Close() { | |
_FX_RETURN_VALUE_IF_FAIL(_generator, FX_ERR_Property_Invalid); | |
_generator->Close(); | |
return FX_ERR_Succeeded; | |
} | |
FX_ERR CFX_Path::AddLine(FX_FLOAT x1, FX_FLOAT y1, FX_FLOAT x2, FX_FLOAT y2) { | |
_FX_RETURN_VALUE_IF_FAIL(_generator, FX_ERR_Property_Invalid); | |
_generator->AddLine(x1, y1, x2, y2); | |
return FX_ERR_Succeeded; | |
} | |
FX_ERR CFX_Path::AddBezier(FX_FLOAT startX, | |
FX_FLOAT startY, | |
FX_FLOAT ctrlX1, | |
FX_FLOAT ctrlY1, | |
FX_FLOAT ctrlX2, | |
FX_FLOAT ctrlY2, | |
FX_FLOAT endX, | |
FX_FLOAT endY) { | |
_FX_RETURN_VALUE_IF_FAIL(_generator, FX_ERR_Property_Invalid); | |
_generator->AddBezier(startX, startY, ctrlX1, ctrlY1, ctrlX2, ctrlY2, endX, | |
endY); | |
return FX_ERR_Succeeded; | |
} | |
FX_ERR CFX_Path::AddRectangle(FX_FLOAT left, | |
FX_FLOAT top, | |
FX_FLOAT width, | |
FX_FLOAT height) { | |
_FX_RETURN_VALUE_IF_FAIL(_generator, FX_ERR_Property_Invalid); | |
_generator->AddRectangle(left, top, left + width, top + height); | |
return FX_ERR_Succeeded; | |
} | |
FX_ERR CFX_Path::AddEllipse(FX_FLOAT left, | |
FX_FLOAT top, | |
FX_FLOAT width, | |
FX_FLOAT height) { | |
_FX_RETURN_VALUE_IF_FAIL(_generator, FX_ERR_Property_Invalid); | |
_generator->AddEllipse(left + width / 2, top + height / 2, width / 2, | |
height / 2); | |
return FX_ERR_Succeeded; | |
} | |
FX_ERR CFX_Path::AddEllipse(const CFX_RectF& rect) { | |
_FX_RETURN_VALUE_IF_FAIL(_generator, FX_ERR_Property_Invalid); | |
_generator->AddEllipse(rect.left + rect.Width() / 2, | |
rect.top + rect.Height() / 2, rect.Width() / 2, | |
rect.Height() / 2); | |
return FX_ERR_Succeeded; | |
} | |
FX_ERR CFX_Path::AddArc(FX_FLOAT left, | |
FX_FLOAT top, | |
FX_FLOAT width, | |
FX_FLOAT height, | |
FX_FLOAT startAngle, | |
FX_FLOAT sweepAngle) { | |
_FX_RETURN_VALUE_IF_FAIL(_generator, FX_ERR_Property_Invalid); | |
_generator->AddArc(left + width / 2, top + height / 2, width / 2, height / 2, | |
startAngle, sweepAngle); | |
return FX_ERR_Succeeded; | |
} | |
FX_ERR CFX_Path::AddPie(FX_FLOAT left, | |
FX_FLOAT top, | |
FX_FLOAT width, | |
FX_FLOAT height, | |
FX_FLOAT startAngle, | |
FX_FLOAT sweepAngle) { | |
_FX_RETURN_VALUE_IF_FAIL(_generator, FX_ERR_Property_Invalid); | |
_generator->AddPie(left + width / 2, top + height / 2, width / 2, height / 2, | |
startAngle, sweepAngle); | |
return FX_ERR_Succeeded; | |
} | |
FX_ERR CFX_Path::AddSubpath(CFX_Path* path) { | |
_FX_RETURN_VALUE_IF_FAIL(_generator, FX_ERR_Property_Invalid); | |
_generator->AddPathData(path->GetPathData()); | |
return FX_ERR_Succeeded; | |
} | |
FX_ERR CFX_Path::Clear() { | |
_FX_RETURN_VALUE_IF_FAIL(_generator, FX_ERR_Property_Invalid); | |
_generator->GetPathData()->SetPointCount(0); | |
return FX_ERR_Succeeded; | |
} | |
FX_BOOL CFX_Path::IsEmpty() { | |
_FX_RETURN_VALUE_IF_FAIL(_generator, FX_ERR_Property_Invalid); | |
if (_generator->GetPathData()->GetPointCount() == 0) { | |
return TRUE; | |
} | |
return FALSE; | |
} | |
CFX_PathData* CFX_Path::GetPathData() { | |
_FX_RETURN_VALUE_IF_FAIL(_generator, NULL); | |
return _generator->GetPathData(); | |
} | |
CFX_Color::CFX_Color() { | |
_type = FX_COLOR_None; | |
} | |
CFX_Color::CFX_Color(const FX_ARGB argb) { | |
_type = FX_COLOR_None; | |
Set(argb); | |
} | |
CFX_Color::CFX_Color(CFX_Pattern* pattern, const FX_ARGB argb) { | |
_type = FX_COLOR_None; | |
Set(pattern, argb); | |
} | |
CFX_Color::CFX_Color(CFX_Shading* shading) { | |
_type = FX_COLOR_None; | |
Set(shading); | |
} | |
CFX_Color::~CFX_Color() { | |
_type = FX_COLOR_None; | |
} | |
FX_ERR CFX_Color::Set(const FX_ARGB argb) { | |
_type = FX_COLOR_Solid; | |
_argb = argb; | |
_pattern = NULL; | |
return FX_ERR_Succeeded; | |
} | |
FX_ERR CFX_Color::Set(CFX_Pattern* pattern, const FX_ARGB argb) { | |
_FX_RETURN_VALUE_IF_FAIL(pattern, FX_ERR_Parameter_Invalid); | |
_type = FX_COLOR_Pattern; | |
_argb = argb; | |
_pattern = pattern; | |
return FX_ERR_Succeeded; | |
} | |
FX_ERR CFX_Color::Set(CFX_Shading* shading) { | |
_FX_RETURN_VALUE_IF_FAIL(shading, FX_ERR_Parameter_Invalid); | |
_type = FX_COLOR_Shading; | |
_shading = shading; | |
return FX_ERR_Succeeded; | |
} | |
CFX_Pattern::CFX_Pattern() { | |
_type = FX_PATTERN_None; | |
_matrix.SetIdentity(); | |
} | |
FX_ERR CFX_Pattern::Create(CFX_DIBitmap* bitmap, | |
const FX_FLOAT xStep, | |
const FX_FLOAT yStep, | |
CFX_Matrix* matrix) { | |
_FX_RETURN_VALUE_IF_FAIL(bitmap, FX_ERR_Parameter_Invalid); | |
if (_type != FX_PATTERN_None) { | |
return FX_ERR_Property_Invalid; | |
} | |
_type = FX_PATTERN_Bitmap; | |
_bitmap = bitmap; | |
_x1Step = xStep; | |
_y1Step = yStep; | |
if (matrix) { | |
_matrix.Set(matrix->a, matrix->b, matrix->c, matrix->d, matrix->e, | |
matrix->f); | |
} | |
return FX_ERR_Succeeded; | |
} | |
FX_ERR CFX_Pattern::Create(FX_HatchStyle hatchStyle, | |
const FX_ARGB foreArgb, | |
const FX_ARGB backArgb, | |
CFX_Matrix* matrix) { | |
if (hatchStyle < FX_HATCHSTYLE_Horizontal || | |
hatchStyle > FX_HATCHSTYLE_SolidDiamond) { | |
return FX_ERR_Parameter_Invalid; | |
} | |
if (_type != FX_PATTERN_None) { | |
return FX_ERR_Property_Invalid; | |
} | |
_type = FX_PATTERN_Hatch; | |
_hatchStyle = hatchStyle; | |
_foreArgb = foreArgb; | |
_backArgb = backArgb; | |
if (matrix) { | |
_matrix.Set(matrix->a, matrix->b, matrix->c, matrix->d, matrix->e, | |
matrix->f); | |
} | |
return FX_ERR_Succeeded; | |
} | |
CFX_Pattern::~CFX_Pattern() { | |
_type = FX_PATTERN_None; | |
} | |
CFX_Shading::CFX_Shading() { | |
_type = FX_SHADING_None; | |
} | |
FX_ERR CFX_Shading::CreateAxial(const CFX_PointF& beginPoint, | |
const CFX_PointF& endPoint, | |
FX_BOOL isExtendedBegin, | |
FX_BOOL isExtendedEnd, | |
const FX_ARGB beginArgb, | |
const FX_ARGB endArgb) { | |
if (_type != FX_SHADING_None) { | |
return FX_ERR_Property_Invalid; | |
} | |
_type = FX_SHADING_Axial; | |
_beginPoint = beginPoint; | |
_endPoint = endPoint; | |
_isExtendedBegin = isExtendedBegin; | |
_isExtendedEnd = isExtendedEnd; | |
_beginArgb = beginArgb; | |
_endArgb = endArgb; | |
return InitArgbArray(); | |
} | |
FX_ERR CFX_Shading::CreateRadial(const CFX_PointF& beginPoint, | |
const CFX_PointF& endPoint, | |
const FX_FLOAT beginRadius, | |
const FX_FLOAT endRadius, | |
FX_BOOL isExtendedBegin, | |
FX_BOOL isExtendedEnd, | |
const FX_ARGB beginArgb, | |
const FX_ARGB endArgb) { | |
if (_type != FX_SHADING_None) { | |
return FX_ERR_Property_Invalid; | |
} | |
_type = FX_SHADING_Radial; | |
_beginPoint = beginPoint; | |
_endPoint = endPoint; | |
_beginRadius = beginRadius; | |
_endRadius = endRadius; | |
_isExtendedBegin = isExtendedBegin; | |
_isExtendedEnd = isExtendedEnd; | |
_beginArgb = beginArgb; | |
_endArgb = endArgb; | |
return InitArgbArray(); | |
} | |
CFX_Shading::~CFX_Shading() { | |
_type = FX_SHADING_None; | |
} | |
FX_ERR CFX_Shading::InitArgbArray() { | |
int32_t a1, r1, g1, b1; | |
ArgbDecode(_beginArgb, a1, r1, g1, b1); | |
int32_t a2, r2, g2, b2; | |
ArgbDecode(_endArgb, a2, r2, g2, b2); | |
FX_FLOAT f = (FX_FLOAT)(FX_SHADING_Steps - 1); | |
FX_FLOAT aScale = (FX_FLOAT)(1.0 * (a2 - a1) / f); | |
FX_FLOAT rScale = (FX_FLOAT)(1.0 * (r2 - r1) / f); | |
FX_FLOAT gScale = (FX_FLOAT)(1.0 * (g2 - g1) / f); | |
FX_FLOAT bScale = (FX_FLOAT)(1.0 * (b2 - b1) / f); | |
int32_t a3, r3, g3, b3; | |
for (int32_t i = 0; i < FX_SHADING_Steps; i++) { | |
a3 = (int32_t)(i * aScale); | |
r3 = (int32_t)(i * rScale); | |
g3 = (int32_t)(i * gScale); | |
b3 = (int32_t)(i * bScale); | |
_argbArray[i] = | |
FXARGB_TODIB(FXARGB_MAKE((a1 + a3), (r1 + r3), (g1 + g3), (b1 + b3))); | |
} | |
return FX_ERR_Succeeded; | |
} | |
class CFX_Pause : public IFX_Pause { | |
public: | |
virtual FX_BOOL NeedToPauseNow() { return TRUE; } | |
}; |