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// Copyright 2016 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 "core/fpdfapi/fpdf_page/cpdf_colorstate.h"
#include "core/fpdfapi/fpdf_page/cpdf_pattern.h"
#include "core/fpdfapi/fpdf_page/cpdf_tilingpattern.h"
#include "core/fxge/include/fx_dib.h"
void CPDF_ColorState::SetFillColor(CPDF_ColorSpace* pCS,
FX_FLOAT* pValue,
uint32_t nValues) {
CPDF_ColorStateData* pData = GetPrivateCopy();
SetColor(pData->m_FillColor, pData->m_FillRGB, pCS, pValue, nValues);
}
void CPDF_ColorState::SetStrokeColor(CPDF_ColorSpace* pCS,
FX_FLOAT* pValue,
uint32_t nValues) {
CPDF_ColorStateData* pData = GetPrivateCopy();
SetColor(pData->m_StrokeColor, pData->m_StrokeRGB, pCS, pValue, nValues);
}
void CPDF_ColorState::SetColor(CPDF_Color& color,
uint32_t& rgb,
CPDF_ColorSpace* pCS,
FX_FLOAT* pValue,
uint32_t nValues) {
if (pCS) {
color.SetColorSpace(pCS);
} else if (color.IsNull()) {
color.SetColorSpace(CPDF_ColorSpace::GetStockCS(PDFCS_DEVICEGRAY));
}
if (color.GetColorSpace()->CountComponents() > nValues)
return;
color.SetValue(pValue);
int R, G, B;
rgb = color.GetRGB(R, G, B) ? FXSYS_RGB(R, G, B) : (uint32_t)-1;
}
void CPDF_ColorState::SetFillPattern(CPDF_Pattern* pPattern,
FX_FLOAT* pValue,
uint32_t nValues) {
CPDF_ColorStateData* pData = GetPrivateCopy();
pData->m_FillColor.SetValue(pPattern, pValue, nValues);
int R, G, B;
FX_BOOL ret = pData->m_FillColor.GetRGB(R, G, B);
if (CPDF_TilingPattern* pTilingPattern = pPattern->AsTilingPattern()) {
if (!ret && pTilingPattern->colored()) {
pData->m_FillRGB = 0x00BFBFBF;
return;
}
}
pData->m_FillRGB = ret ? FXSYS_RGB(R, G, B) : (uint32_t)-1;
}
void CPDF_ColorState::SetStrokePattern(CPDF_Pattern* pPattern,
FX_FLOAT* pValue,
uint32_t nValues) {
CPDF_ColorStateData* pData = GetPrivateCopy();
pData->m_StrokeColor.SetValue(pPattern, pValue, nValues);
int R, G, B;
FX_BOOL ret = pData->m_StrokeColor.GetRGB(R, G, B);
if (CPDF_TilingPattern* pTilingPattern = pPattern->AsTilingPattern()) {
if (!ret && pTilingPattern->colored()) {
pData->m_StrokeRGB = 0x00BFBFBF;
return;
}
}
pData->m_StrokeRGB =
pData->m_StrokeColor.GetRGB(R, G, B) ? FXSYS_RGB(R, G, B) : (uint32_t)-1;
}
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