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// Copyright 2017 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.
#include "public/fpdf_edit.h"
#include "core/fpdfapi/page/cpdf_path.h"
#include "core/fpdfapi/page/cpdf_pathobject.h"
#include "core/fxcrt/fx_system.h"
DLLEXPORT FPDF_PAGEOBJECT STDCALL FPDFPageObj_CreateNewPath(float x, float y) {
CPDF_PathObject* pPathObj = new CPDF_PathObject;
pPathObj->m_Path.AppendPoint(CFX_PointF(x, y), FXPT_TYPE::MoveTo, false);
pPathObj->DefaultStates();
return pPathObj;
}
DLLEXPORT FPDF_PAGEOBJECT STDCALL FPDFPageObj_CreateNewRect(float x,
float y,
float w,
float h) {
CPDF_PathObject* pPathObj = new CPDF_PathObject;
pPathObj->m_Path.AppendRect(x, y, x + w, y + h);
pPathObj->DefaultStates();
return pPathObj;
}
DLLEXPORT FPDF_BOOL FPDFPath_SetStrokeColor(FPDF_PAGEOBJECT path,
unsigned int R,
unsigned int G,
unsigned int B,
unsigned int A) {
if (!path || R > 255 || G > 255 || B > 255 || A > 255)
return false;
auto pPathObj = reinterpret_cast<CPDF_PathObject*>(path);
pPathObj->m_GeneralState.SetStrokeAlpha(A / 255.f);
FX_FLOAT rgb[3] = {R / 255.f, G / 255.f, B / 255.f};
pPathObj->m_ColorState.SetStrokeColor(
CPDF_ColorSpace::GetStockCS(PDFCS_DEVICERGB), rgb, 3);
return true;
}
DLLEXPORT FPDF_BOOL FPDFPath_SetStrokeWidth(FPDF_PAGEOBJECT path, float width) {
if (!path || width < 0.0f)
return false;
auto pPathObj = reinterpret_cast<CPDF_PathObject*>(path);
pPathObj->m_GraphState.SetLineWidth(width);
return true;
}
DLLEXPORT FPDF_BOOL FPDFPath_SetFillColor(FPDF_PAGEOBJECT path,
unsigned int R,
unsigned int G,
unsigned int B,
unsigned int A) {
if (!path || R > 255 || G > 255 || B > 255 || A > 255)
return false;
auto pPathObj = reinterpret_cast<CPDF_PathObject*>(path);
pPathObj->m_GeneralState.SetFillAlpha(A / 255.f);
FX_FLOAT rgb[3] = {R / 255.f, G / 255.f, B / 255.f};
pPathObj->m_ColorState.SetFillColor(
CPDF_ColorSpace::GetStockCS(PDFCS_DEVICERGB), rgb, 3);
return true;
}
DLLEXPORT FPDF_BOOL FPDFPath_MoveTo(FPDF_PAGEOBJECT path, float x, float y) {
if (!path)
return false;
auto pPathObj = reinterpret_cast<CPDF_PathObject*>(path);
pPathObj->m_Path.AppendPoint(CFX_PointF(x, y), FXPT_TYPE::MoveTo, false);
return true;
}
DLLEXPORT FPDF_BOOL FPDFPath_LineTo(FPDF_PAGEOBJECT path, float x, float y) {
if (!path)
return false;
auto pPathObj = reinterpret_cast<CPDF_PathObject*>(path);
pPathObj->m_Path.AppendPoint(CFX_PointF(x, y), FXPT_TYPE::LineTo, false);
return true;
}
DLLEXPORT FPDF_BOOL FPDFPath_BezierTo(FPDF_PAGEOBJECT path,
float x1,
float y1,
float x2,
float y2,
float x3,
float y3) {
if (!path)
return false;
auto pPathObj = reinterpret_cast<CPDF_PathObject*>(path);
pPathObj->m_Path.AppendPoint(CFX_PointF(x1, y1), FXPT_TYPE::BezierTo, false);
pPathObj->m_Path.AppendPoint(CFX_PointF(x2, y2), FXPT_TYPE::BezierTo, false);
pPathObj->m_Path.AppendPoint(CFX_PointF(x3, y3), FXPT_TYPE::BezierTo, false);
return true;
}
DLLEXPORT FPDF_BOOL FPDFPath_Close(FPDF_PAGEOBJECT path) {
if (!path)
return false;
auto pPathObj = reinterpret_cast<CPDF_PathObject*>(path);
if (pPathObj->m_Path.GetPoints().empty())
return false;
pPathObj->m_Path.ClosePath();
return true;
}
DLLEXPORT FPDF_BOOL FPDFPath_SetDrawMode(FPDF_PAGEOBJECT path,
int fillmode,
FPDF_BOOL stroke) {
if (!path)
return false;
auto pPathObj = reinterpret_cast<CPDF_PathObject*>(path);
if (fillmode == FPDF_FILLMODE_ALTERNATE)
pPathObj->m_FillType = FXFILL_ALTERNATE;
else if (fillmode == FPDF_FILLMODE_WINDING)
pPathObj->m_FillType = FXFILL_WINDING;
else
pPathObj->m_FillType = 0;
pPathObj->m_bStroke = stroke != 0;
return true;
}