// 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 "xfa/src/foxitlib.h" | |
#define FWL_SCROLL_PawLen 12.5f | |
CFWL_ScrollBarTP::CFWL_ScrollBarTP() { | |
m_pThemeData = new SBThemeData; | |
SetThemeData(0); | |
} | |
CFWL_ScrollBarTP::~CFWL_ScrollBarTP() { | |
if (m_pThemeData) { | |
delete m_pThemeData; | |
m_pThemeData = NULL; | |
} | |
} | |
FX_BOOL CFWL_ScrollBarTP::IsValidWidget(IFWL_Widget* pWidget) { | |
if (!pWidget) | |
return FALSE; | |
return pWidget->GetClassID() == FWL_CLASSHASH_ScrollBar; | |
} | |
void* CFWL_ScrollBarTP::GetCapacity(CFWL_ThemePart* pThemePart, | |
FX_DWORD dwCapacity) { | |
if (dwCapacity == FWL_CAPACITY_SCB_Size) { | |
m_fValue = 5; | |
return &m_fValue; | |
} | |
return CFWL_WidgetTP::GetCapacity(pThemePart, dwCapacity); | |
} | |
FX_DWORD CFWL_ScrollBarTP::SetThemeID(IFWL_Widget* pWidget, | |
FX_DWORD dwThemeID, | |
FX_BOOL bChildren) { | |
if (m_pThemeData) { | |
SetThemeData(FWL_GetThemeColor(dwThemeID)); | |
} | |
return CFWL_WidgetTP::SetThemeID(pWidget, dwThemeID, bChildren); | |
} | |
FX_BOOL CFWL_ScrollBarTP::DrawBackground(CFWL_ThemeBackground* pParams) { | |
if (!pParams) | |
return FALSE; | |
IFWL_Widget* pWidget = pParams->m_pWidget; | |
FWLTHEME_STATE eState = FWLTHEME_STATE_Normal; | |
switch (pParams->m_dwStates & 0x03) { | |
case FWL_PARTSTATE_SCB_Hovered: { | |
eState = FWLTHEME_STATE_Hover; | |
break; | |
} | |
case FWL_PARTSTATE_SCB_Pressed: { | |
eState = FWLTHEME_STATE_Pressed; | |
break; | |
} | |
case FWL_PARTSTATE_SCB_Disabled: { | |
eState = FWLTHEME_STATE_Disabale; | |
break; | |
} | |
} | |
CFX_Graphics* pGraphics = pParams->m_pGraphics; | |
CFX_RectF* pRect = &pParams->m_rtPart; | |
FX_BOOL bVert = pWidget->GetStylesEx(); | |
switch (pParams->m_iPart) { | |
case FWL_PART_SCB_ForeArrow: { | |
DrawMaxMinBtn(pGraphics, pRect, | |
bVert ? FWLTHEME_DIRECTION_Up : FWLTHEME_DIRECTION_Left, | |
eState, &pParams->m_matrix); | |
break; | |
} | |
case FWL_PART_SCB_BackArrow: { | |
DrawMaxMinBtn(pGraphics, pRect, | |
bVert ? FWLTHEME_DIRECTION_Down : FWLTHEME_DIRECTION_Right, | |
eState, &pParams->m_matrix); | |
break; | |
} | |
case FWL_PART_SCB_Thumb: { | |
DrawThumbBtn(pGraphics, pRect, bVert, eState, TRUE, &pParams->m_matrix); | |
break; | |
} | |
case FWL_PART_SCB_LowerTrack: { | |
DrawTrack(pGraphics, pRect, bVert, eState, TRUE, &pParams->m_matrix); | |
break; | |
} | |
case FWL_PART_SCB_UpperTrack: { | |
DrawTrack(pGraphics, pRect, bVert, eState, FALSE, &pParams->m_matrix); | |
break; | |
} | |
default: {} | |
} | |
return TRUE; | |
} | |
#ifdef THEME_XPSimilar | |
void CFWL_ScrollBarTP::DrawThumbBtn(CFX_Graphics* pGraphics, | |
const CFX_RectF* pRect, | |
FX_BOOL bVert, | |
FWLTHEME_STATE eState, | |
FX_BOOL bPawButton, | |
CFX_Matrix* pMatrix) { | |
if (eState < FWLTHEME_STATE_Normal || eState > FWLTHEME_STATE_Disabale) { | |
return; | |
} | |
CFX_Path path; | |
path.Create(); | |
CFX_RectF rect(*pRect); | |
if (bVert) { | |
rect.Deflate(1, 0); | |
if (rect.IsEmpty(0.1f)) { | |
return; | |
} | |
path.AddRectangle(rect.left, rect.top, rect.width, rect.height); | |
DrawAxialShading(pGraphics, rect.left, rect.top, rect.right(), rect.top, | |
m_pThemeData->clrBtnBK[eState - 1][0], | |
m_pThemeData->clrBtnBK[eState - 1][1], &path, | |
FXFILL_WINDING, pMatrix); | |
CFX_Color rcStroke; | |
rcStroke.Set(m_pThemeData->clrBtnBorder[eState - 1]); | |
pGraphics->SaveGraphState(); | |
pGraphics->SetStrokeColor(&rcStroke); | |
pGraphics->StrokePath(&path, pMatrix); | |
pGraphics->RestoreGraphState(); | |
} else { | |
rect.Deflate(0, 1); | |
if (rect.IsEmpty(0.1f)) { | |
return; | |
} | |
path.AddRectangle(rect.left, rect.top, rect.width, rect.height); | |
DrawAxialShading(pGraphics, rect.left, rect.top, rect.left, rect.bottom(), | |
m_pThemeData->clrBtnBK[eState - 1][0], | |
m_pThemeData->clrBtnBK[eState - 1][1], &path, | |
FXFILL_WINDING, pMatrix); | |
CFX_Color rcStroke; | |
rcStroke.Set(m_pThemeData->clrBtnBorder[eState - 1]); | |
pGraphics->SaveGraphState(); | |
pGraphics->SetStrokeColor(&rcStroke); | |
pGraphics->StrokePath(&path, pMatrix); | |
pGraphics->RestoreGraphState(); | |
} | |
} | |
void CFWL_ScrollBarTP::DrawPaw(CFX_Graphics* pGraphics, | |
const CFX_RectF* pRect, | |
FX_BOOL bVert, | |
FWLTHEME_STATE eState, | |
CFX_Matrix* pMatrix) { | |
CFX_Path path; | |
path.Create(); | |
if (bVert) { | |
FX_FLOAT fPawLen = FWL_SCROLL_PawLen; | |
if (pRect->width / 2 <= fPawLen) { | |
fPawLen = (pRect->width - 6) / 2; | |
} | |
FX_FLOAT fX = pRect->left + pRect->width / 4; | |
FX_FLOAT fY = pRect->top + pRect->height / 2; | |
path.MoveTo(fX, fY - 4); | |
path.LineTo(fX + fPawLen, fY - 4); | |
path.MoveTo(fX, fY - 2); | |
path.LineTo(fX + fPawLen, fY - 2); | |
path.MoveTo(fX, fY); | |
path.LineTo(fX + fPawLen, fY); | |
path.MoveTo(fX, fY + 2); | |
path.LineTo(fX + fPawLen, fY + 2); | |
CFX_Color clrLight(m_pThemeData->clrPawColorLight[eState - 1]); | |
pGraphics->SetLineWidth(1); | |
pGraphics->SetStrokeColor(&clrLight); | |
pGraphics->StrokePath(&path); | |
fX++; | |
path.Clear(); | |
path.MoveTo(fX, fY - 3); | |
path.LineTo(fX + fPawLen, fY - 3); | |
path.MoveTo(fX, fY - 1); | |
path.LineTo(fX + fPawLen, fY - 1); | |
path.MoveTo(fX, fY + 1); | |
path.LineTo(fX + fPawLen, fY + 1); | |
path.MoveTo(fX, fY + 3); | |
path.LineTo(fX + fPawLen, fY + 3); | |
CFX_Color clrDark(m_pThemeData->clrPawColorDark[eState - 1]); | |
pGraphics->SetLineWidth(1); | |
pGraphics->SetStrokeColor(&clrDark); | |
pGraphics->StrokePath(&path, pMatrix); | |
} else { | |
FX_FLOAT fPawLen = FWL_SCROLL_PawLen; | |
if (pRect->height / 2 <= fPawLen) { | |
fPawLen = (pRect->height - 6) / 2; | |
} | |
FX_FLOAT fX = pRect->left + pRect->width / 2; | |
FX_FLOAT fY = pRect->top + pRect->height / 4; | |
path.MoveTo(fX - 4, fY); | |
path.LineTo(fX - 4, fY + fPawLen); | |
path.MoveTo(fX - 2, fY); | |
path.LineTo(fX - 2, fY + fPawLen); | |
path.MoveTo(fX, fY); | |
path.LineTo(fX, fY + fPawLen); | |
path.MoveTo(fX + 2, fY); | |
path.LineTo(fX + 2, fY + fPawLen); | |
CFX_Color clrLight(m_pThemeData->clrPawColorLight[eState - 1]); | |
pGraphics->SetLineWidth(1); | |
pGraphics->SetStrokeColor(&clrLight); | |
pGraphics->StrokePath(&path, pMatrix); | |
fY++; | |
path.Clear(); | |
path.MoveTo(fX - 3, fY); | |
path.LineTo(fX - 3, fY + fPawLen); | |
path.MoveTo(fX - 1, fY); | |
path.LineTo(fX - 1, fY + fPawLen); | |
path.MoveTo(fX + 1, fY); | |
path.LineTo(fX + 1, fY + fPawLen); | |
path.MoveTo(fX + 3, fY); | |
path.LineTo(fX + 3, fY + fPawLen); | |
CFX_Color clrDark(m_pThemeData->clrPawColorDark[eState - 1]); | |
pGraphics->SetLineWidth(1); | |
pGraphics->SetStrokeColor(&clrDark); | |
pGraphics->StrokePath(&path, pMatrix); | |
} | |
} | |
void CFWL_ScrollBarTP::DrawTrack(CFX_Graphics* pGraphics, | |
const CFX_RectF* pRect, | |
FX_BOOL bVert, | |
FWLTHEME_STATE eState, | |
FX_BOOL bLowerTrack, | |
CFX_Matrix* pMatrix) { | |
if (eState < FWLTHEME_STATE_Normal || eState > FWLTHEME_STATE_Disabale) { | |
return; | |
} | |
pGraphics->SaveGraphState(); | |
CFX_Color colorLine(ArgbEncode(255, 238, 237, 229)); | |
CFX_Path path; | |
path.Create(); | |
FX_FLOAT fRight = pRect->right(); | |
FX_FLOAT fBottom = pRect->bottom(); | |
if (bVert) { | |
path.AddRectangle(pRect->left, pRect->top, 1, pRect->height); | |
path.AddRectangle(fRight - 1, pRect->top, 1, pRect->height); | |
} else { | |
path.AddRectangle(pRect->left, pRect->top, pRect->width, 1); | |
path.AddRectangle(pRect->left, fBottom - 1, pRect->width, 1); | |
} | |
pGraphics->SetFillColor(&colorLine); | |
pGraphics->FillPath(&path, FXFILL_WINDING, pMatrix); | |
path.Clear(); | |
path.AddRectangle(pRect->left + 1, pRect->top, pRect->width - 2, | |
pRect->height); | |
FX_FLOAT x1 = bVert ? pRect->left + 1 : pRect->left; | |
FX_FLOAT y1 = bVert ? pRect->top : pRect->top + 1; | |
FX_FLOAT x2 = bVert ? fRight - 1 : pRect->left; | |
FX_FLOAT y2 = bVert ? pRect->top : fBottom - 1; | |
pGraphics->RestoreGraphState(); | |
DrawAxialShading(pGraphics, x1, y1, x2, y2, m_pThemeData->clrTrackBKStart, | |
m_pThemeData->clrTrackBKEnd, &path, FXFILL_WINDING, pMatrix); | |
} | |
void CFWL_ScrollBarTP::DrawMaxMinBtn(CFX_Graphics* pGraphics, | |
const CFX_RectF* pRect, | |
FWLTHEME_DIRECTION eDict, | |
FWLTHEME_STATE eState, | |
CFX_Matrix* pMatrix) { | |
DrawTrack(pGraphics, pRect, | |
eDict == FWLTHEME_DIRECTION_Up || eDict == FWLTHEME_DIRECTION_Down, | |
eState, TRUE, pMatrix); | |
CFX_RectF rtArrowBtn(*pRect); | |
rtArrowBtn.Deflate(1, 1, 1, 1); | |
DrawArrowBtn(pGraphics, &rtArrowBtn, eDict, eState, pMatrix); | |
} | |
#else | |
void CFWL_ScrollBarTP::DrawThumbBtn(CFX_Graphics* pGraphics, | |
const CFX_RectF* pRect, | |
FX_BOOL bVert, | |
FWLTHEME_STATE eState, | |
FX_BOOL bPawButton, | |
CFX_Matrix* pMatrix) { | |
if (pRect->IsEmpty()) { | |
return; | |
} | |
CFX_RectF rtThumb(*pRect); | |
FX_FLOAT fWidth = 2; | |
Draw3DRect(pGraphics, FWLTHEME_EDGE_Raised, fWidth, pRect, | |
FWLTHEME_COLOR_EDGELT1, FWLTHEME_COLOR_EDGELT2, | |
FWLTHEME_COLOR_EDGERB1, FWLTHEME_COLOR_EDGERB2, pMatrix); | |
CFX_Path path; | |
path.Create(); | |
path.AddRectangle(pRect->left + fWidth, pRect->top + fWidth, | |
pRect->width - 2 * fWidth, pRect->height - 2 * fWidth); | |
pGraphics->SaveGraphState(); | |
CFX_Color crFill(FWLTHEME_COLOR_Background); | |
pGraphics->SetFillColor(&crFill); | |
pGraphics->FillPath(&path, FXFILL_WINDING, pMatrix); | |
pGraphics->RestoreGraphState(); | |
} | |
void CFWL_ScrollBarTP::DrawTrack(CFX_Graphics* pGraphics, | |
const CFX_RectF* pRect, | |
FX_BOOL bVert, | |
FWLTHEME_STATE eState, | |
FX_BOOL bLowerTrack, | |
CFX_Matrix* pMatrix) { | |
if (pRect->IsEmpty()) { | |
return; | |
} | |
CFX_Path path; | |
path.Create(); | |
path.AddRectangle(pRect->left, pRect->top, pRect->width, pRect->height); | |
pGraphics->SaveGraphState(); | |
CFX_Color clrFill(0xFFF0F0F0); | |
pGraphics->SetFillColor(&clrFill); | |
pGraphics->FillPath(&path, FXFILL_WINDING, pMatrix); | |
pGraphics->RestoreGraphState(); | |
} | |
void CFWL_ScrollBarTP::DrawMaxMinBtn(CFX_Graphics* pGraphics, | |
const CFX_RectF* pRect, | |
FWLTHEME_DIRECTION eDict, | |
FWLTHEME_STATE eState, | |
CFX_Matrix* pMatrix) { | |
CFX_RectF rtThumb(*pRect); | |
FX_FLOAT fWidth = eState == FWLTHEME_STATE_Pressed ? 1.0f : 2.0f; | |
FWLTHEME_EDGE eType = eState == FWLTHEME_STATE_Pressed ? FWLTHEME_EDGE_Flat | |
: FWLTHEME_EDGE_Raised; | |
Draw3DRect(pGraphics, eType, fWidth, pRect, FWLTHEME_COLOR_EDGELT1, | |
FWLTHEME_COLOR_EDGELT2, FWLTHEME_COLOR_EDGERB1, | |
FWLTHEME_COLOR_EDGERB2, pMatrix); | |
CFX_Path path; | |
path.Create(); | |
path.AddRectangle(pRect->left + fWidth, pRect->top + fWidth, | |
pRect->width - 2 * fWidth, pRect->height - 2 * fWidth); | |
pGraphics->SaveGraphState(); | |
CFX_Color crFill(FWLTHEME_COLOR_Background); | |
pGraphics->SetFillColor(&crFill); | |
pGraphics->FillPath(&path, FXFILL_WINDING, pMatrix); | |
pGraphics->RestoreGraphState(); | |
DrawArrow(pGraphics, pRect, eDict, | |
eState == FWLTHEME_STATE_Disabale ? 0xFFA0A0A0 : 0xFF000000, | |
eState == FWLTHEME_STATE_Pressed, pMatrix); | |
} | |
#endif | |
void CFWL_ScrollBarTP::SetThemeData(FX_DWORD dwID) { | |
m_pThemeData->clrPawColorLight[3] = ArgbEncode(0xff, 208, 223, 172); | |
m_pThemeData->clrPawColorDark[3] = ArgbEncode(0xff, 140, 157, 115); | |
m_pThemeData->clrBtnBK[3][0] = ArgbEncode(0xff, 164, 180, 139); | |
m_pThemeData->clrBtnBK[3][1] = ArgbEncode(0xff, 141, 157, 115); | |
m_pThemeData->clrBtnBorder[3] = ArgbEncode(0xff, 236, 233, 216); | |
if (dwID) { | |
m_pThemeData->clrPawColorLight[0] = ArgbEncode(0xff, 208, 223, 172); | |
m_pThemeData->clrPawColorDark[0] = ArgbEncode(0xff, 140, 157, 115); | |
m_pThemeData->clrBtnBK[0][0] = ArgbEncode(0xff, 162, 179, 141); | |
m_pThemeData->clrBtnBK[0][1] = ArgbEncode(0xff, 149, 167, 117); | |
m_pThemeData->clrBtnBorder[0] = ArgbEncode(0xff, 142, 153, 125); | |
m_pThemeData->clrPawColorLight[1] = ArgbEncode(0xff, 235, 245, 212); | |
m_pThemeData->clrPawColorDark[1] = ArgbEncode(0xff, 182, 198, 142); | |
m_pThemeData->clrBtnBK[1][0] = ArgbEncode(0xff, 200, 213, 170); | |
m_pThemeData->clrBtnBK[1][1] = ArgbEncode(0xff, 195, 208, 150); | |
m_pThemeData->clrBtnBorder[1] = ArgbEncode(0xff, 189, 203, 150); | |
m_pThemeData->clrPawColorLight[2] = ArgbEncode(0xff, 208, 223, 172); | |
m_pThemeData->clrPawColorDark[2] = ArgbEncode(0xff, 140, 157, 115); | |
m_pThemeData->clrBtnBK[2][0] = ArgbEncode(0xff, 164, 180, 139); | |
m_pThemeData->clrBtnBK[2][1] = ArgbEncode(0xff, 141, 157, 115); | |
m_pThemeData->clrBtnBorder[2] = ArgbEncode(0xff, 128, 146, 102); | |
m_pThemeData->clrTrackBKStart = ArgbEncode(0xff, 243, 241, 236); | |
m_pThemeData->clrTrackBKEnd = ArgbEncode(0xff, 254, 254, 251); | |
} else { | |
m_pThemeData->clrPawColorLight[0] = ArgbEncode(0xff, 238, 244, 254); | |
m_pThemeData->clrPawColorDark[0] = ArgbEncode(0xff, 140, 176, 248); | |
m_pThemeData->clrBtnBK[0][0] = ArgbEncode(0xff, 197, 213, 252); | |
m_pThemeData->clrBtnBK[0][1] = ArgbEncode(0xff, 182, 205, 251); | |
m_pThemeData->clrBtnBorder[0] = ArgbEncode(0xff, 148, 176, 221); | |
m_pThemeData->clrPawColorLight[1] = ArgbEncode(0xff, 252, 253, 255); | |
m_pThemeData->clrPawColorDark[1] = ArgbEncode(0xff, 156, 197, 255); | |
m_pThemeData->clrBtnBK[1][0] = ArgbEncode(0xff, 216, 232, 255); | |
m_pThemeData->clrBtnBK[1][1] = ArgbEncode(0xff, 204, 225, 255); | |
m_pThemeData->clrBtnBorder[1] = ArgbEncode(0xff, 218, 230, 254); | |
m_pThemeData->clrPawColorLight[2] = ArgbEncode(0xff, 207, 221, 253); | |
m_pThemeData->clrPawColorDark[2] = ArgbEncode(0xff, 131, 158, 216); | |
m_pThemeData->clrBtnBK[2][0] = ArgbEncode(0xff, 167, 190, 245); | |
m_pThemeData->clrBtnBK[2][1] = ArgbEncode(0xff, 146, 179, 249); | |
m_pThemeData->clrBtnBorder[2] = ArgbEncode(0xff, 124, 159, 211); | |
m_pThemeData->clrTrackBKStart = ArgbEncode(0xff, 243, 241, 236); | |
m_pThemeData->clrTrackBKEnd = ArgbEncode(0xff, 254, 254, 251); | |
} | |
} |