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Unified Diff: core/fxge/skia/fx_skia_device.cpp

Issue 2503883003: Revert of Create a subset of skia support for paths only (Closed)
Patch Set: Created 4 years, 1 month ago
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Index: core/fxge/skia/fx_skia_device.cpp
diff --git a/core/fxge/skia/fx_skia_device.cpp b/core/fxge/skia/fx_skia_device.cpp
index 3ab070916a101313ac497efbdd06de11315ca33a..5e91fbd8c331e1128666774b4133a4e425ab3113 100644
--- a/core/fxge/skia/fx_skia_device.cpp
+++ b/core/fxge/skia/fx_skia_device.cpp
@@ -19,137 +19,26 @@
#include "core/fxge/cfx_pathdata.h"
#include "core/fxge/cfx_renderdevice.h"
#include "core/fxge/skia/fx_skia_device.h"
-
-#ifndef _SKIA_SUPPORT_
-#include "core/fxge/ge/cfx_cliprgn.h"
-#endif
-
#include "third_party/base/ptr_util.h"
-
#include "third_party/skia/include/core/SkCanvas.h"
-#include "third_party/skia/include/core/SkPaint.h"
-#include "third_party/skia/include/core/SkPath.h"
-#include "third_party/skia/include/effects/SkDashPathEffect.h"
-#include "third_party/skia/include/pathops/SkPathOps.h"
-
-#ifdef _SKIA_SUPPORT_
#include "third_party/skia/include/core/SkColorFilter.h"
#include "third_party/skia/include/core/SkColorPriv.h"
#include "third_party/skia/include/core/SkMaskFilter.h"
+#include "third_party/skia/include/core/SkPaint.h"
+#include "third_party/skia/include/core/SkPath.h"
#include "third_party/skia/include/core/SkPictureRecorder.h"
#include "third_party/skia/include/core/SkShader.h"
#include "third_party/skia/include/core/SkStream.h"
#include "third_party/skia/include/core/SkTypeface.h"
+#include "third_party/skia/include/effects/SkDashPathEffect.h"
#include "third_party/skia/include/effects/SkGradientShader.h"
-#endif
+#include "third_party/skia/include/pathops/SkPathOps.h"
#ifdef SK_DEBUG
#include "third_party/skia/include/core/SkClipStack.h"
#endif
namespace {
-
-#ifndef _SKIA_SUPPORT_
-void RgbByteOrderTransferBitmap(CFX_DIBitmap* pBitmap,
- int dest_left,
- int dest_top,
- int width,
- int height,
- const CFX_DIBSource* pSrcBitmap,
- int src_left,
- int src_top) {
- if (!pBitmap)
- return;
-
- pBitmap->GetOverlapRect(dest_left, dest_top, width, height,
- pSrcBitmap->GetWidth(), pSrcBitmap->GetHeight(),
- src_left, src_top, nullptr);
- if (width == 0 || height == 0)
- return;
-
- int Bpp = pBitmap->GetBPP() / 8;
- FXDIB_Format dest_format = pBitmap->GetFormat();
- FXDIB_Format src_format = pSrcBitmap->GetFormat();
- int pitch = pBitmap->GetPitch();
- uint8_t* buffer = pBitmap->GetBuffer();
- if (dest_format == src_format) {
- for (int row = 0; row < height; row++) {
- uint8_t* dest_scan = buffer + (dest_top + row) * pitch + dest_left * Bpp;
- uint8_t* src_scan =
- (uint8_t*)pSrcBitmap->GetScanline(src_top + row) + src_left * Bpp;
- if (Bpp == 4) {
- for (int col = 0; col < width; col++) {
- FXARGB_SETDIB(dest_scan, FXARGB_MAKE(src_scan[3], src_scan[0],
- src_scan[1], src_scan[2]));
- dest_scan += 4;
- src_scan += 4;
- }
- } else {
- for (int col = 0; col < width; col++) {
- *dest_scan++ = src_scan[2];
- *dest_scan++ = src_scan[1];
- *dest_scan++ = src_scan[0];
- src_scan += 3;
- }
- }
- }
- return;
- }
-
- uint8_t* dest_buf = buffer + dest_top * pitch + dest_left * Bpp;
- if (dest_format == FXDIB_Rgb) {
- if (src_format == FXDIB_Rgb32) {
- for (int row = 0; row < height; row++) {
- uint8_t* dest_scan = dest_buf + row * pitch;
- uint8_t* src_scan =
- (uint8_t*)pSrcBitmap->GetScanline(src_top + row) + src_left * 4;
- for (int col = 0; col < width; col++) {
- *dest_scan++ = src_scan[2];
- *dest_scan++ = src_scan[1];
- *dest_scan++ = src_scan[0];
- src_scan += 4;
- }
- }
- } else {
- ASSERT(false);
- }
- return;
- }
-
- if (dest_format == FXDIB_Argb || dest_format == FXDIB_Rgb32) {
- if (src_format == FXDIB_Rgb) {
- for (int row = 0; row < height; row++) {
- uint8_t* dest_scan = (uint8_t*)(dest_buf + row * pitch);
- uint8_t* src_scan =
- (uint8_t*)pSrcBitmap->GetScanline(src_top + row) + src_left * 3;
- for (int col = 0; col < width; col++) {
- FXARGB_SETDIB(dest_scan, FXARGB_MAKE(0xff, src_scan[0], src_scan[1],
- src_scan[2]));
- dest_scan += 4;
- src_scan += 3;
- }
- }
- } else if (src_format == FXDIB_Rgb32) {
- ASSERT(dest_format == FXDIB_Argb);
- for (int row = 0; row < height; row++) {
- uint8_t* dest_scan = dest_buf + row * pitch;
- uint8_t* src_scan =
- (uint8_t*)(pSrcBitmap->GetScanline(src_top + row) + src_left * 4);
- for (int col = 0; col < width; col++) {
- FXARGB_SETDIB(dest_scan, FXARGB_MAKE(0xff, src_scan[0], src_scan[1],
- src_scan[2]));
- src_scan += 4;
- dest_scan += 4;
- }
- }
- }
- return;
- }
-
- ASSERT(false);
-}
-
-#endif
#define SHOW_SKIA_PATH 0 // set to 1 to print the path contents
#define DRAW_SKIA_CLIP 0 // set to 1 to draw a green rectangle around the clip
@@ -184,12 +73,10 @@
return paint;
}
-#ifdef _SKIA_SUPPORT_
void DebugDrawSkiaClipRect(SkCanvas* canvas, const SkRect& rect) {
SkPaint paint = DebugClipPaint();
canvas->drawRect(rect, paint);
}
-#endif
void DebugDrawSkiaClipPath(SkCanvas* canvas, const SkPath& path) {
SkPaint paint = DebugClipPaint();
@@ -198,10 +85,7 @@
#else // DRAW_SKIA_CLIP
-#ifdef _SKIA_SUPPORT_
void DebugDrawSkiaClipRect(SkCanvas* canvas, const SkRect& rect) {}
-#endif
-
void DebugDrawSkiaClipPath(SkCanvas* canvas, const SkPath& path) {}
#endif // DRAW_SKIA_CLIP
@@ -209,7 +93,6 @@
#undef SHOW_SKIA_PATH
#undef DRAW_SKIA_CLIP
-#ifdef _SKIA_SUPPORT_
static void DebugValidate(const CFX_DIBitmap* bitmap,
const CFX_DIBitmap* device) {
if (bitmap) {
@@ -225,7 +108,6 @@
}
}
}
-#endif
SkPath BuildPath(const CFX_PathData* pPathData) {
SkPath skPath;
@@ -258,7 +140,6 @@
return skMatrix;
}
-#ifdef _SKIA_SUPPORT_
// use when pdf's y-axis points up insead of down
SkMatrix ToFlippedSkMatrix(const CFX_Matrix& m, SkScalar flip) {
SkMatrix skMatrix;
@@ -266,7 +147,6 @@
0, 1);
return skMatrix;
}
-#endif
SkBlendMode GetSkiaBlendMode(int blend_type) {
switch (blend_type) {
@@ -306,7 +186,6 @@
}
}
-#ifdef _SKIA_SUPPORT_
bool AddColors(const CPDF_ExpIntFunc* pFunc, SkTDArray<SkColor>* skColors) {
if (pFunc->CountInputs() != 1)
return false;
@@ -590,7 +469,6 @@
*heightPtr = height;
return true;
}
-#endif
} // namespace
@@ -611,13 +489,10 @@
m_strokeColor(0),
m_blendType(0),
m_commandIndex(0),
-#if _SKIA_SUPPORT_
m_drawText(false),
-#endif
m_drawPath(false),
m_fillPath(false),
- m_debugDisable(true) {
- }
+ m_debugDisable(false) {}
bool DrawPath(const CFX_PathData* pPathData,
const CFX_Matrix* pMatrix,
@@ -631,10 +506,8 @@
return false;
if (m_commandIndex < m_commands.count())
FlushCommands(pDriver);
-#if _SKIA_SUPPORT_
if (m_drawText)
FlushText(pDriver);
-#endif
if (m_drawPath && DrawChanged(pMatrix, pDrawState, fill_color, stroke_color,
fill_mode, blend_type)) {
FlushPath(pDriver);
@@ -701,7 +574,6 @@
m_drawPath = false;
}
-#ifdef _SKIA_SUPPORT_
bool DrawText(int nChars,
const FXTEXT_CHARPOS* pCharPos,
CFX_Font* pFont,
@@ -765,7 +637,6 @@
skCanvas->restore();
m_drawText = false;
}
-#endif
bool SetClipFill(const CFX_PathData* pPathData,
const CFX_Matrix* pMatrix,
@@ -955,10 +826,8 @@
void Flush(CFX_SkiaDeviceDriver* pDriver) {
if (m_drawPath)
FlushPath(pDriver);
-#ifdef _SKIA_SUPPORT_
if (m_drawText)
FlushText(pDriver);
-#endif
}
#ifdef SK_DEBUG
@@ -1001,9 +870,7 @@
uint32_t m_strokeColor;
int m_blendType;
int m_commandIndex; // active position in clip command stack
-#ifdef _SKIA_SUPPORT_
bool m_drawText;
-#endif
bool m_drawPath;
bool m_fillPath;
bool m_debugDisable; // turn off cache for debugging
@@ -1082,11 +949,6 @@
m_pOriDevice(pOriDevice),
m_pRecorder(nullptr),
m_pCache(new SkiaState),
-#ifndef _SKIA_SUPPORT_
- m_pClipRgn(nullptr),
- m_FillFlags(0),
- m_bRgbByteOrder(bRgbByteOrder),
-#endif
m_bGroupKnockout(bGroupKnockout) {
SkBitmap skBitmap;
SkASSERT(pBitmap->GetBPP() == 8 || pBitmap->GetBPP() == 32);
@@ -1095,12 +957,13 @@
pBitmap->GetBPP() == 8 ? kAlpha_8_SkColorType : kN32_SkColorType,
kOpaque_SkAlphaType);
skBitmap.installPixels(imageInfo, pBitmap->GetBuffer(), pBitmap->GetPitch(),
- nullptr, // FIXME(caryclark) set color table
+ nullptr, /* to do : set color table */
nullptr, nullptr);
m_pCanvas = new SkCanvas(skBitmap);
-}
-
-#ifdef _SKIA_SUPPORT_
+ if (m_bGroupKnockout)
+ SkDebugf(""); // FIXME(caryclark) suppress 'm_bGroupKnockout is unused'
+}
+
CFX_SkiaDeviceDriver::CFX_SkiaDeviceDriver(int size_x, int size_y)
: m_pBitmap(nullptr),
m_pOriDevice(nullptr),
@@ -1119,7 +982,6 @@
m_bGroupKnockout(false) {
m_pCanvas = m_pRecorder->getRecordingCanvas();
}
-#endif
CFX_SkiaDeviceDriver::~CFX_SkiaDeviceDriver() {
Flush();
@@ -1138,7 +1000,6 @@
const CFX_Matrix* pObject2Device,
FX_FLOAT font_size,
uint32_t color) {
-#ifdef _SKIA_SUPPORT_
if (m_pCache->DrawText(nChars, pCharPos, pFont, pObject2Device, font_size,
color, this)) {
return true;
@@ -1168,16 +1029,12 @@
m_pCanvas->drawPosText(glyphs.begin(), nChars * 2, positions.begin(), paint);
m_pCanvas->restore();
return true;
-#else
- return false;
-#endif
}
int CFX_SkiaDeviceDriver::GetDeviceCaps(int caps_id) const {
switch (caps_id) {
case FXDC_DEVICE_CLASS:
return FXDC_DISPLAY;
-#ifdef _SKIA_SUPPORT_
case FXDC_PIXEL_WIDTH:
return m_pCanvas->imageInfo().width();
case FXDC_PIXEL_HEIGHT:
@@ -1191,103 +1048,21 @@
return FXRC_GET_BITS | FXRC_ALPHA_PATH | FXRC_ALPHA_IMAGE |
FXRC_BLEND_MODE | FXRC_SOFT_CLIP | FXRC_ALPHA_OUTPUT |
FXRC_FILLSTROKE_PATH | FXRC_SHADING;
-#else
- case FXDC_PIXEL_WIDTH:
- return m_pBitmap->GetWidth();
- case FXDC_PIXEL_HEIGHT:
- return m_pBitmap->GetHeight();
- case FXDC_BITS_PIXEL:
- return m_pBitmap->GetBPP();
- case FXDC_HORZ_SIZE:
- case FXDC_VERT_SIZE:
- return 0;
- case FXDC_RENDER_CAPS: {
- int flags = FXRC_GET_BITS | FXRC_ALPHA_PATH | FXRC_ALPHA_IMAGE |
- FXRC_BLEND_MODE | FXRC_SOFT_CLIP;
- if (m_pBitmap->HasAlpha()) {
- flags |= FXRC_ALPHA_OUTPUT;
- } else if (m_pBitmap->IsAlphaMask()) {
- if (m_pBitmap->GetBPP() == 1) {
- flags |= FXRC_BITMASK_OUTPUT;
- } else {
- flags |= FXRC_BYTEMASK_OUTPUT;
- }
- }
- if (m_pBitmap->IsCmykImage()) {
- flags |= FXRC_CMYK_OUTPUT;
- }
- return flags;
- }
-#endif
}
return 0;
}
void CFX_SkiaDeviceDriver::SaveState() {
-#ifdef _SKIA_SUPPORT_
if (!m_pCache->ClipSave(this))
m_pCanvas->save();
-#else
- std::unique_ptr<CFX_ClipRgn> pClip;
- if (m_pClipRgn)
- pClip = pdfium::MakeUnique<CFX_ClipRgn>(*m_pClipRgn);
- m_StateStack.push_back(std::move(pClip));
-#endif
}
void CFX_SkiaDeviceDriver::RestoreState(bool bKeepSaved) {
-#ifdef _SKIA_SUPPORT_
if (!m_pCache->ClipRestore(this))
m_pCanvas->restore();
if (bKeepSaved)
SaveState();
-#else
- m_pClipRgn.reset();
-
- if (m_StateStack.empty())
- return;
-
- if (bKeepSaved) {
- if (m_StateStack.back())
- m_pClipRgn = pdfium::MakeUnique<CFX_ClipRgn>(*m_StateStack.back());
- } else {
- m_pClipRgn = std::move(m_StateStack.back());
- m_StateStack.pop_back();
- }
-#endif
-}
-
-#ifndef _SKIA_SUPPORT_
-void CFX_SkiaDeviceDriver::SetClipMask(const FX_RECT& clipBox,
- const SkPath& path) {
- FX_RECT path_rect(clipBox.left, clipBox.top, clipBox.right + 1,
- clipBox.bottom + 1);
- path_rect.Intersect(m_pClipRgn->GetBox());
- CFX_DIBitmapRef mask;
- CFX_DIBitmap* pThisLayer = mask.Emplace();
- pThisLayer->Create(path_rect.Width(), path_rect.Height(), FXDIB_8bppMask);
- pThisLayer->Clear(0);
-
- SkImageInfo imageInfo =
- SkImageInfo::Make(pThisLayer->GetWidth(), pThisLayer->GetHeight(),
- SkColorType::kAlpha_8_SkColorType, kOpaque_SkAlphaType);
- SkBitmap bitmap;
- bitmap.installPixels(imageInfo, pThisLayer->GetBuffer(),
- pThisLayer->GetPitch(), nullptr, nullptr, nullptr);
- SkCanvas* canvas = new SkCanvas(bitmap);
- canvas->translate(
- clipBox.left,
- clipBox.top); // FIXME(caryclark) wrong sign(s)? upside down?
- SkPaint paint;
- paint.setAntiAlias((m_FillFlags & FXFILL_NOPATHSMOOTH) == 0);
- canvas->drawPath(path, paint);
- std::unique_ptr<uint8_t, FxFreeDeleter> raw_buf;
- raw_buf.reset(
- FX_Alloc2D(uint8_t, pThisLayer->GetWidth(), pThisLayer->GetHeight()));
- m_pClipRgn->IntersectMaskF(path_rect.left, path_rect.top, mask);
- delete canvas;
-}
-#endif
+}
bool CFX_SkiaDeviceDriver::SetClip_PathFill(
const CFX_PathData* pPathData, // path info
@@ -1296,32 +1071,19 @@
) {
CFX_Matrix identity;
const CFX_Matrix* deviceMatrix = pObject2Device ? pObject2Device : &identity;
-#ifdef _SKIA_SUPPORT_
if (m_pCache->SetClipFill(pPathData, deviceMatrix, fill_mode, this))
return true;
-#else
- m_FillFlags = fill_mode;
- if (!m_pClipRgn) {
- m_pClipRgn = pdfium::MakeUnique<CFX_ClipRgn>(
- GetDeviceCaps(FXDC_PIXEL_WIDTH), GetDeviceCaps(FXDC_PIXEL_HEIGHT));
- }
-#endif
if (pPathData->GetPointCount() == 5 || pPathData->GetPointCount() == 4) {
CFX_FloatRect rectf;
if (pPathData->IsRect(deviceMatrix, &rectf)) {
rectf.Intersect(
CFX_FloatRect(0, 0, (FX_FLOAT)GetDeviceCaps(FXDC_PIXEL_WIDTH),
(FX_FLOAT)GetDeviceCaps(FXDC_PIXEL_HEIGHT)));
-#ifdef _SKIA_SUPPORT_
// note that PDF's y-axis goes up; Skia's y-axis goes down
SkRect skClipRect =
SkRect::MakeLTRB(rectf.left, rectf.bottom, rectf.right, rectf.top);
DebugDrawSkiaClipRect(m_pCanvas, skClipRect);
m_pCanvas->clipRect(skClipRect, SkCanvas::kIntersect_Op, true);
-#else
- FX_RECT rect = rectf.GetOuterRect();
- m_pClipRgn->IntersectRect(rect);
-#endif
return true;
}
}
@@ -1334,11 +1096,7 @@
DebugShowSkiaPath(skClipPath);
DebugDrawSkiaClipPath(m_pCanvas, skClipPath);
m_pCanvas->clipPath(skClipPath, SkCanvas::kIntersect_Op, true);
-#ifndef _SKIA_SUPPORT_
- FX_RECT clipBox(0, 0, GetDeviceCaps(FXDC_PIXEL_WIDTH),
- GetDeviceCaps(FXDC_PIXEL_HEIGHT));
- SetClipMask(clipBox, skClipPath);
-#endif
+
return true;
}
@@ -1347,15 +1105,8 @@
const CFX_Matrix* pObject2Device, // optional transformation
const CFX_GraphStateData* pGraphState // graphic state, for pen attributes
) {
-#ifdef _SKIA_SUPPORT_
if (m_pCache->SetClipStroke(pPathData, pObject2Device, pGraphState, this))
return true;
-#else
- if (!m_pClipRgn) {
- m_pClipRgn = pdfium::MakeUnique<CFX_ClipRgn>(
- GetDeviceCaps(FXDC_PIXEL_WIDTH), GetDeviceCaps(FXDC_PIXEL_HEIGHT));
- }
-#endif
// build path data
SkPath skPath = BuildPath(pPathData);
SkMatrix skMatrix = ToSkMatrix(*pObject2Device);
@@ -1365,13 +1116,7 @@
skPaint.getFillPath(skPath, &dst_path);
dst_path.transform(skMatrix);
DebugDrawSkiaClipPath(m_pCanvas, dst_path);
-#ifdef _SKIA_SUPPORT_
m_pCanvas->clipPath(dst_path, SkCanvas::kIntersect_Op, true);
-#else
- FX_RECT clipBox(0, 0, GetDeviceCaps(FXDC_PIXEL_WIDTH),
- GetDeviceCaps(FXDC_PIXEL_HEIGHT));
- SetClipMask(clipBox, dst_path);
-#endif
return true;
}
@@ -1397,8 +1142,6 @@
skMatrix.setIdentity();
SkPaint skPaint;
skPaint.setAntiAlias(true);
- if (fill_mode & FXFILL_FULLCOVER)
- skPaint.setBlendMode(SkBlendMode::kPlus);
int stroke_alpha = FXARGB_A(stroke_color);
if (pGraphState && stroke_alpha)
PaintStroke(&skPaint, pGraphState, skMatrix);
@@ -1412,7 +1155,9 @@
SkPath strokePath;
const SkPath* fillPath = &skPath;
if (pGraphState && stroke_alpha) {
- if (m_bGroupKnockout) {
+ SkAlpha fillA = SkColorGetA(fill_color);
+ SkAlpha strokeA = SkColorGetA(stroke_color);
+ if (fillA && fillA < 0xFF && strokeA && strokeA < 0xFF) {
skPaint.getFillPath(skPath, &strokePath);
if (Op(skPath, strokePath, SkPathOp::kDifference_SkPathOp,
&strokePath)) {
@@ -1458,7 +1203,6 @@
return true;
}
-#ifdef _SKIA_SUPPORT_
bool CFX_SkiaDeviceDriver::DrawShading(const CPDF_ShadingPattern* pPattern,
const CFX_Matrix* pMatrix,
const FX_RECT& clip_rect,
@@ -1592,7 +1336,6 @@
m_pCanvas->restore();
return true;
}
-#endif
uint8_t* CFX_SkiaDeviceDriver::GetBuffer() const {
return m_pBitmap->GetBuffer();
@@ -1614,7 +1357,6 @@
uint8_t* srcBuffer = m_pBitmap->GetBuffer();
if (!srcBuffer)
return true;
-#ifdef _SKIA_SUPPORT_
int srcWidth = m_pBitmap->GetWidth();
int srcHeight = m_pBitmap->GetHeight();
int srcRowBytes = srcWidth * sizeof(uint32_t);
@@ -1637,36 +1379,6 @@
SkCanvas canvas(skDstBitmap);
canvas.drawBitmap(skSrcBitmap, left, top, nullptr);
return true;
-#else
- FX_RECT rect(left, top, left + pBitmap->GetWidth(),
- top + pBitmap->GetHeight());
- CFX_DIBitmap* pBack = nullptr;
- if (m_pOriDevice) {
- pBack = m_pOriDevice->Clone(&rect);
- if (!pBack)
- return true;
-
- pBack->CompositeBitmap(0, 0, pBack->GetWidth(), pBack->GetHeight(),
- m_pBitmap, 0, 0);
- } else {
- pBack = m_pBitmap->Clone(&rect);
- if (!pBack)
- return true;
- }
-
- bool bRet = true;
- left = std::min(left, 0);
- top = std::min(top, 0);
- if (m_bRgbByteOrder) {
- RgbByteOrderTransferBitmap(pBitmap, 0, 0, rect.Width(), rect.Height(),
- pBack, left, top);
- } else {
- bRet = pBitmap->TransferBitmap(0, 0, rect.Width(), rect.Height(), pBack,
- left, top);
- }
- delete pBack;
- return bRet;
-#endif
}
CFX_DIBitmap* CFX_SkiaDeviceDriver::GetBackDrop() {
@@ -1682,22 +1394,10 @@
if (!m_pBitmap || !m_pBitmap->GetBuffer())
return true;
-#ifdef _SKIA_SUPPORT_
CFX_Matrix m(pBitmap->GetWidth(), 0, 0, -pBitmap->GetHeight(), left,
top + pBitmap->GetHeight());
void* dummy;
return StartDIBits(pBitmap, 0xFF, argb, &m, 0, dummy, blend_type);
-#else
- if (pBitmap->IsAlphaMask()) {
- return m_pBitmap->CompositeMask(
- left, top, pSrcRect->Width(), pSrcRect->Height(), pBitmap, argb,
- pSrcRect->left, pSrcRect->top, blend_type, m_pClipRgn.get(),
- m_bRgbByteOrder, 0, nullptr);
- }
- return m_pBitmap->CompositeBitmap(
- left, top, pSrcRect->Width(), pSrcRect->Height(), pBitmap, pSrcRect->left,
- pSrcRect->top, blend_type, m_pClipRgn.get(), m_bRgbByteOrder, nullptr);
-#endif
}
bool CFX_SkiaDeviceDriver::StretchDIBits(const CFX_DIBSource* pSource,
@@ -1709,7 +1409,6 @@
const FX_RECT* pClipRect,
uint32_t flags,
int blend_type) {
-#ifdef _SKIA_SUPPORT_
if (!m_pBitmap->GetBuffer())
return true;
CFX_Matrix m(dest_width, 0, 0, -dest_height, dest_left,
@@ -1724,27 +1423,6 @@
m_pCanvas->restore();
return result;
-#else
- if (dest_width == pSource->GetWidth() &&
- dest_height == pSource->GetHeight()) {
- FX_RECT rect(0, 0, dest_width, dest_height);
- return SetDIBits(pSource, argb, &rect, dest_left, dest_top, blend_type);
- }
- FX_RECT dest_rect(dest_left, dest_top, dest_left + dest_width,
- dest_top + dest_height);
- dest_rect.Normalize();
- FX_RECT dest_clip = dest_rect;
- dest_clip.Intersect(*pClipRect);
- CFX_BitmapComposer composer;
- composer.Compose(m_pBitmap, m_pClipRgn.get(), 255, argb, dest_clip, false,
- false, false, m_bRgbByteOrder, 0, nullptr, blend_type);
- dest_clip.Offset(-dest_rect.left, -dest_rect.top);
- CFX_ImageStretcher stretcher(&composer, pSource, dest_width, dest_height,
- dest_clip, flags);
- if (stretcher.Start())
- stretcher.Continue(nullptr);
- return true;
-#endif
}
bool CFX_SkiaDeviceDriver::StartDIBits(const CFX_DIBSource* pSource,
@@ -1754,7 +1432,6 @@
uint32_t render_flags,
void*& handle,
int blend_type) {
-#ifdef _SKIA_SUPPORT_
DebugValidate(m_pBitmap, m_pOriDevice);
SkColorTable* ct = nullptr;
std::unique_ptr<uint8_t, FxFreeDeleter> dst8Storage;
@@ -1793,30 +1470,13 @@
if (ct)
ct->unref();
DebugValidate(m_pBitmap, m_pOriDevice);
-#else
- if (!m_pBitmap->GetBuffer())
- return true;
-
- CFX_ImageRenderer* pRenderer = new CFX_ImageRenderer;
- pRenderer->Start(m_pBitmap, m_pClipRgn.get(), pSource, bitmap_alpha, argb,
- pMatrix, render_flags, m_bRgbByteOrder, 0, nullptr);
- handle = pRenderer;
-#endif
return true;
}
bool CFX_SkiaDeviceDriver::ContinueDIBits(void* handle, IFX_Pause* pPause) {
-#ifdef _SKIA_SUPPORT_
return false;
-#else
- if (!m_pBitmap->GetBuffer()) {
- return true;
- }
- return static_cast<CFX_ImageRenderer*>(handle)->Continue(pPause);
-#endif
-}
-
-#ifdef _SKIA_SUPPORT_
+}
+
void CFX_SkiaDeviceDriver::PreMultiply(CFX_DIBitmap* pDIBitmap) {
void* buffer = pDIBitmap->GetBuffer();
if (!buffer)
@@ -1897,7 +1557,6 @@
void CFX_SkiaDeviceDriver::Clear(uint32_t color) {
m_pCanvas->clear(color);
}
-#endif
void CFX_SkiaDeviceDriver::Dump() const {
#ifdef SK_DEBUG
@@ -1906,20 +1565,15 @@
#endif
}
-#ifdef _SKIA_SUPPORT_
void CFX_SkiaDeviceDriver::DebugVerifyBitmapIsPreMultiplied() const {
if (m_pOriDevice)
m_pOriDevice->DebugVerifyBitmapIsPreMultiplied();
}
-#endif
CFX_FxgeDevice::CFX_FxgeDevice() {
-#ifdef _SKIA_SUPPORT_
m_bOwnedBitmap = false;
-#endif
-}
-
-#ifdef _SKIA_SUPPORT_
+}
+
void CFX_FxgeDevice::Clear(uint32_t color) {
CFX_SkiaDeviceDriver* skDriver =
static_cast<CFX_SkiaDeviceDriver*>(GetDeviceDriver());
@@ -1931,7 +1585,6 @@
SetDeviceDriver(pdfium::WrapUnique(skDriver));
return skDriver->GetRecorder();
}
-#endif
bool CFX_FxgeDevice::Attach(CFX_DIBitmap* pBitmap,
bool bRgbByteOrder,
@@ -1945,14 +1598,12 @@
return true;
}
-#ifdef _SKIA_SUPPORT_
bool CFX_FxgeDevice::AttachRecorder(SkPictureRecorder* recorder) {
if (!recorder)
return false;
SetDeviceDriver(pdfium::MakeUnique<CFX_SkiaDeviceDriver>(recorder));
return true;
}
-#endif
bool CFX_FxgeDevice::Create(int width,
int height,
@@ -1971,15 +1622,12 @@
}
CFX_FxgeDevice::~CFX_FxgeDevice() {
-#ifdef _SKIA_SUPPORT_
Flush();
// call destructor of CFX_RenderDevice / CFX_SkiaDeviceDriver immediately
if (m_bOwnedBitmap && GetBitmap())
delete GetBitmap();
-#endif
-}
-
-#ifdef _SKIA_SUPPORT_
+}
+
void CFX_FxgeDevice::DebugVerifyBitmapIsPreMultiplied() const {
#ifdef SK_DEBUG
CFX_SkiaDeviceDriver* skDriver =
@@ -2025,835 +1673,3 @@
}
#endif
}
-#endif
-
-#ifndef _SKIA_SUPPORT_
-class CFX_Renderer {
- private:
- int m_Alpha, m_Red, m_Green, m_Blue, m_Gray;
- uint32_t m_Color;
- bool m_bFullCover;
- bool m_bRgbByteOrder;
- CFX_DIBitmap* m_pOriDevice;
- FX_RECT m_ClipBox;
- const CFX_DIBitmap* m_pClipMask;
- CFX_DIBitmap* m_pDevice;
- const CFX_ClipRgn* m_pClipRgn;
- void (CFX_Renderer::*composite_span)(uint8_t*,
- int,
- int,
- int,
- uint8_t*,
- int,
- int,
- uint8_t*,
- uint8_t*);
-
- public:
- void prepare(unsigned) {}
-
- void CompositeSpan(uint8_t* dest_scan,
- uint8_t* ori_scan,
- int Bpp,
- bool bDestAlpha,
- int span_left,
- int span_len,
- uint8_t* cover_scan,
- int clip_left,
- int clip_right,
- uint8_t* clip_scan) {
- ASSERT(!m_pDevice->IsCmykImage());
- int col_start = span_left < clip_left ? clip_left - span_left : 0;
- int col_end = (span_left + span_len) < clip_right
- ? span_len
- : (clip_right - span_left);
- if (Bpp) {
- dest_scan += col_start * Bpp;
- ori_scan += col_start * Bpp;
- } else {
- dest_scan += col_start / 8;
- ori_scan += col_start / 8;
- }
- if (m_bRgbByteOrder) {
- if (Bpp == 4 && bDestAlpha) {
- for (int col = col_start; col < col_end; col++) {
- int src_alpha;
- if (clip_scan) {
- src_alpha = m_Alpha * clip_scan[col] / 255;
- } else {
- src_alpha = m_Alpha;
- }
- uint8_t dest_alpha =
- ori_scan[3] + src_alpha - ori_scan[3] * src_alpha / 255;
- dest_scan[3] = dest_alpha;
- int alpha_ratio = src_alpha * 255 / dest_alpha;
- if (m_bFullCover) {
- *dest_scan++ = FXDIB_ALPHA_MERGE(*ori_scan++, m_Red, alpha_ratio);
- *dest_scan++ = FXDIB_ALPHA_MERGE(*ori_scan++, m_Green, alpha_ratio);
- *dest_scan++ = FXDIB_ALPHA_MERGE(*ori_scan++, m_Blue, alpha_ratio);
- dest_scan++;
- ori_scan++;
- } else {
- int r = FXDIB_ALPHA_MERGE(*ori_scan++, m_Red, alpha_ratio);
- int g = FXDIB_ALPHA_MERGE(*ori_scan++, m_Green, alpha_ratio);
- int b = FXDIB_ALPHA_MERGE(*ori_scan++, m_Blue, alpha_ratio);
- ori_scan++;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, r, cover_scan[col]);
- dest_scan++;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, g, cover_scan[col]);
- dest_scan++;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, b, cover_scan[col]);
- dest_scan += 2;
- }
- }
- return;
- }
- if (Bpp == 3 || Bpp == 4) {
- for (int col = col_start; col < col_end; col++) {
- int src_alpha;
- if (clip_scan) {
- src_alpha = m_Alpha * clip_scan[col] / 255;
- } else {
- src_alpha = m_Alpha;
- }
- int r = FXDIB_ALPHA_MERGE(*ori_scan++, m_Red, src_alpha);
- int g = FXDIB_ALPHA_MERGE(*ori_scan++, m_Green, src_alpha);
- int b = FXDIB_ALPHA_MERGE(*ori_scan, m_Blue, src_alpha);
- ori_scan += Bpp - 2;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, r, cover_scan[col]);
- dest_scan++;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, g, cover_scan[col]);
- dest_scan++;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, b, cover_scan[col]);
- dest_scan += Bpp - 2;
- }
- }
- return;
- }
- if (Bpp == 4 && bDestAlpha) {
- for (int col = col_start; col < col_end; col++) {
- int src_alpha;
- if (clip_scan) {
- src_alpha = m_Alpha * clip_scan[col] / 255;
- } else {
- src_alpha = m_Alpha;
- }
- int src_alpha_covered = src_alpha * cover_scan[col] / 255;
- if (src_alpha_covered == 0) {
- dest_scan += 4;
- continue;
- }
- if (cover_scan[col] == 255) {
- dest_scan[3] = src_alpha_covered;
- *dest_scan++ = m_Blue;
- *dest_scan++ = m_Green;
- *dest_scan = m_Red;
- dest_scan += 2;
- continue;
- } else {
- if (dest_scan[3] == 0) {
- dest_scan[3] = src_alpha_covered;
- *dest_scan++ = m_Blue;
- *dest_scan++ = m_Green;
- *dest_scan = m_Red;
- dest_scan += 2;
- continue;
- }
- uint8_t cover = cover_scan[col];
- dest_scan[3] = FXDIB_ALPHA_MERGE(dest_scan[3], src_alpha, cover);
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, m_Blue, cover);
- dest_scan++;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, m_Green, cover);
- dest_scan++;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, m_Red, cover);
- dest_scan += 2;
- }
- }
- return;
- }
- if (Bpp == 3 || Bpp == 4) {
- for (int col = col_start; col < col_end; col++) {
- int src_alpha;
- if (clip_scan) {
- src_alpha = m_Alpha * clip_scan[col] / 255;
- } else {
- src_alpha = m_Alpha;
- }
- if (m_bFullCover) {
- *dest_scan++ = FXDIB_ALPHA_MERGE(*ori_scan++, m_Blue, src_alpha);
- *dest_scan++ = FXDIB_ALPHA_MERGE(*ori_scan++, m_Green, src_alpha);
- *dest_scan = FXDIB_ALPHA_MERGE(*ori_scan, m_Red, src_alpha);
- dest_scan += Bpp - 2;
- ori_scan += Bpp - 2;
- continue;
- }
- int b = FXDIB_ALPHA_MERGE(*ori_scan++, m_Blue, src_alpha);
- int g = FXDIB_ALPHA_MERGE(*ori_scan++, m_Green, src_alpha);
- int r = FXDIB_ALPHA_MERGE(*ori_scan, m_Red, src_alpha);
- ori_scan += Bpp - 2;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, b, cover_scan[col]);
- dest_scan++;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, g, cover_scan[col]);
- dest_scan++;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, r, cover_scan[col]);
- dest_scan += Bpp - 2;
- continue;
- }
- return;
- }
- if (Bpp == 1) {
- for (int col = col_start; col < col_end; col++) {
- int src_alpha;
- if (clip_scan) {
- src_alpha = m_Alpha * clip_scan[col] / 255;
- } else {
- src_alpha = m_Alpha;
- }
- if (m_bFullCover) {
- *dest_scan = FXDIB_ALPHA_MERGE(*ori_scan++, m_Gray, src_alpha);
- } else {
- int gray = FXDIB_ALPHA_MERGE(*ori_scan++, m_Gray, src_alpha);
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, gray, cover_scan[col]);
- dest_scan++;
- }
- }
- } else {
- int index = 0;
- if (m_pDevice->GetPalette()) {
- for (int i = 0; i < 2; i++) {
- if (FXARGB_TODIB(m_pDevice->GetPalette()[i]) == m_Color) {
- index = i;
- }
- }
- } else {
- index = ((uint8_t)m_Color == 0xff) ? 1 : 0;
- }
- uint8_t* dest_scan1 = dest_scan;
- for (int col = col_start; col < col_end; col++) {
- int src_alpha;
- if (clip_scan) {
- src_alpha = m_Alpha * cover_scan[col] * clip_scan[col] / 255 / 255;
- } else {
- src_alpha = m_Alpha * cover_scan[col] / 255;
- }
- if (src_alpha) {
- if (!index) {
- *dest_scan1 &= ~(1 << (7 - (col + span_left) % 8));
- } else {
- *dest_scan1 |= 1 << (7 - (col + span_left) % 8);
- }
- }
- dest_scan1 = dest_scan + (span_left % 8 + col - col_start + 1) / 8;
- }
- }
- }
-
- void CompositeSpan1bpp(uint8_t* dest_scan,
- int Bpp,
- int span_left,
- int span_len,
- uint8_t* cover_scan,
- int clip_left,
- int clip_right,
- uint8_t* clip_scan,
- uint8_t* dest_extra_alpha_scan) {
- ASSERT(!m_bRgbByteOrder);
- ASSERT(!m_pDevice->IsCmykImage());
- int col_start = span_left < clip_left ? clip_left - span_left : 0;
- int col_end = (span_left + span_len) < clip_right
- ? span_len
- : (clip_right - span_left);
- dest_scan += col_start / 8;
- int index = 0;
- if (m_pDevice->GetPalette()) {
- for (int i = 0; i < 2; i++) {
- if (FXARGB_TODIB(m_pDevice->GetPalette()[i]) == m_Color) {
- index = i;
- }
- }
- } else {
- index = ((uint8_t)m_Color == 0xff) ? 1 : 0;
- }
- uint8_t* dest_scan1 = dest_scan;
- for (int col = col_start; col < col_end; col++) {
- int src_alpha;
- if (clip_scan) {
- src_alpha = m_Alpha * cover_scan[col] * clip_scan[col] / 255 / 255;
- } else {
- src_alpha = m_Alpha * cover_scan[col] / 255;
- }
- if (src_alpha) {
- if (!index) {
- *dest_scan1 &= ~(1 << (7 - (col + span_left) % 8));
- } else {
- *dest_scan1 |= 1 << (7 - (col + span_left) % 8);
- }
- }
- dest_scan1 = dest_scan + (span_left % 8 + col - col_start + 1) / 8;
- }
- }
-
- void CompositeSpanGray(uint8_t* dest_scan,
- int Bpp,
- int span_left,
- int span_len,
- uint8_t* cover_scan,
- int clip_left,
- int clip_right,
- uint8_t* clip_scan,
- uint8_t* dest_extra_alpha_scan) {
- ASSERT(!m_bRgbByteOrder);
- int col_start = span_left < clip_left ? clip_left - span_left : 0;
- int col_end = (span_left + span_len) < clip_right
- ? span_len
- : (clip_right - span_left);
- dest_scan += col_start;
- if (dest_extra_alpha_scan) {
- for (int col = col_start; col < col_end; col++) {
- int src_alpha;
- if (m_bFullCover) {
- if (clip_scan) {
- src_alpha = m_Alpha * clip_scan[col] / 255;
- } else {
- src_alpha = m_Alpha;
- }
- } else {
- if (clip_scan) {
- src_alpha = m_Alpha * cover_scan[col] * clip_scan[col] / 255 / 255;
- } else {
- src_alpha = m_Alpha * cover_scan[col] / 255;
- }
- }
- if (src_alpha) {
- if (src_alpha == 255) {
- *dest_scan = m_Gray;
- *dest_extra_alpha_scan = m_Alpha;
- } else {
- uint8_t dest_alpha = (*dest_extra_alpha_scan) + src_alpha -
- (*dest_extra_alpha_scan) * src_alpha / 255;
- *dest_extra_alpha_scan++ = dest_alpha;
- int alpha_ratio = src_alpha * 255 / dest_alpha;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, m_Gray, alpha_ratio);
- dest_scan++;
- continue;
- }
- }
- dest_extra_alpha_scan++;
- dest_scan++;
- }
- } else {
- for (int col = col_start; col < col_end; col++) {
- int src_alpha;
- if (clip_scan) {
- src_alpha = m_Alpha * cover_scan[col] * clip_scan[col] / 255 / 255;
- } else {
- src_alpha = m_Alpha * cover_scan[col] / 255;
- }
- if (src_alpha) {
- if (src_alpha == 255) {
- *dest_scan = m_Gray;
- } else {
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, m_Gray, src_alpha);
- }
- }
- dest_scan++;
- }
- }
- }
-
- void CompositeSpanARGB(uint8_t* dest_scan,
- int Bpp,
- int span_left,
- int span_len,
- uint8_t* cover_scan,
- int clip_left,
- int clip_right,
- uint8_t* clip_scan,
- uint8_t* dest_extra_alpha_scan) {
- int col_start = span_left < clip_left ? clip_left - span_left : 0;
- int col_end = (span_left + span_len) < clip_right
- ? span_len
- : (clip_right - span_left);
- dest_scan += col_start * Bpp;
- if (m_bRgbByteOrder) {
- for (int col = col_start; col < col_end; col++) {
- int src_alpha;
- if (m_bFullCover) {
- if (clip_scan) {
- src_alpha = m_Alpha * clip_scan[col] / 255;
- } else {
- src_alpha = m_Alpha;
- }
- } else {
- if (clip_scan) {
- src_alpha = m_Alpha * cover_scan[col] * clip_scan[col] / 255 / 255;
- } else {
- src_alpha = m_Alpha * cover_scan[col] / 255;
- }
- }
- if (src_alpha) {
- if (src_alpha == 255) {
- *(uint32_t*)dest_scan = m_Color;
- } else {
- uint8_t dest_alpha =
- dest_scan[3] + src_alpha - dest_scan[3] * src_alpha / 255;
- dest_scan[3] = dest_alpha;
- int alpha_ratio = src_alpha * 255 / dest_alpha;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, m_Red, alpha_ratio);
- dest_scan++;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, m_Green, alpha_ratio);
- dest_scan++;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, m_Blue, alpha_ratio);
- dest_scan += 2;
- continue;
- }
- }
- dest_scan += 4;
- }
- return;
- }
- for (int col = col_start; col < col_end; col++) {
- int src_alpha;
- if (m_bFullCover) {
- if (clip_scan) {
- src_alpha = m_Alpha * clip_scan[col] / 255;
- } else {
- src_alpha = m_Alpha;
- }
- } else {
- if (clip_scan) {
- src_alpha = m_Alpha * cover_scan[col] * clip_scan[col] / 255 / 255;
- } else {
- src_alpha = m_Alpha * cover_scan[col] / 255;
- }
- }
- if (src_alpha) {
- if (src_alpha == 255) {
- *(uint32_t*)dest_scan = m_Color;
- } else {
- if (dest_scan[3] == 0) {
- dest_scan[3] = src_alpha;
- *dest_scan++ = m_Blue;
- *dest_scan++ = m_Green;
- *dest_scan = m_Red;
- dest_scan += 2;
- continue;
- }
- uint8_t dest_alpha =
- dest_scan[3] + src_alpha - dest_scan[3] * src_alpha / 255;
- dest_scan[3] = dest_alpha;
- int alpha_ratio = src_alpha * 255 / dest_alpha;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, m_Blue, alpha_ratio);
- dest_scan++;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, m_Green, alpha_ratio);
- dest_scan++;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, m_Red, alpha_ratio);
- dest_scan += 2;
- continue;
- }
- }
- dest_scan += Bpp;
- }
- }
-
- void CompositeSpanRGB(uint8_t* dest_scan,
- int Bpp,
- int span_left,
- int span_len,
- uint8_t* cover_scan,
- int clip_left,
- int clip_right,
- uint8_t* clip_scan,
- uint8_t* dest_extra_alpha_scan) {
- int col_start = span_left < clip_left ? clip_left - span_left : 0;
- int col_end = (span_left + span_len) < clip_right
- ? span_len
- : (clip_right - span_left);
- dest_scan += col_start * Bpp;
- if (m_bRgbByteOrder) {
- for (int col = col_start; col < col_end; col++) {
- int src_alpha;
- if (clip_scan) {
- src_alpha = m_Alpha * cover_scan[col] * clip_scan[col] / 255 / 255;
- } else {
- src_alpha = m_Alpha * cover_scan[col] / 255;
- }
- if (src_alpha) {
- if (src_alpha == 255) {
- if (Bpp == 4) {
- *(uint32_t*)dest_scan = m_Color;
- } else if (Bpp == 3) {
- *dest_scan++ = m_Red;
- *dest_scan++ = m_Green;
- *dest_scan++ = m_Blue;
- continue;
- }
- } else {
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, m_Red, src_alpha);
- dest_scan++;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, m_Green, src_alpha);
- dest_scan++;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, m_Blue, src_alpha);
- dest_scan += Bpp - 2;
- continue;
- }
- }
- dest_scan += Bpp;
- }
- return;
- }
- if (Bpp == 3 && dest_extra_alpha_scan) {
- for (int col = col_start; col < col_end; col++) {
- int src_alpha;
- if (m_bFullCover) {
- if (clip_scan) {
- src_alpha = m_Alpha * clip_scan[col] / 255;
- } else {
- src_alpha = m_Alpha;
- }
- } else {
- if (clip_scan) {
- src_alpha = m_Alpha * cover_scan[col] * clip_scan[col] / 255 / 255;
- } else {
- src_alpha = m_Alpha * cover_scan[col] / 255;
- }
- }
- if (src_alpha) {
- if (src_alpha == 255) {
- *dest_scan++ = (uint8_t)m_Blue;
- *dest_scan++ = (uint8_t)m_Green;
- *dest_scan++ = (uint8_t)m_Red;
- *dest_extra_alpha_scan++ = (uint8_t)m_Alpha;
- continue;
- } else {
- uint8_t dest_alpha = (*dest_extra_alpha_scan) + src_alpha -
- (*dest_extra_alpha_scan) * src_alpha / 255;
- *dest_extra_alpha_scan++ = dest_alpha;
- int alpha_ratio = src_alpha * 255 / dest_alpha;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, m_Blue, alpha_ratio);
- dest_scan++;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, m_Green, alpha_ratio);
- dest_scan++;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, m_Red, alpha_ratio);
- dest_scan++;
- continue;
- }
- }
- dest_extra_alpha_scan++;
- dest_scan += Bpp;
- }
- } else {
- for (int col = col_start; col < col_end; col++) {
- int src_alpha;
- if (m_bFullCover) {
- if (clip_scan) {
- src_alpha = m_Alpha * clip_scan[col] / 255;
- } else {
- src_alpha = m_Alpha;
- }
- } else {
- if (clip_scan) {
- src_alpha = m_Alpha * cover_scan[col] * clip_scan[col] / 255 / 255;
- } else {
- src_alpha = m_Alpha * cover_scan[col] / 255;
- }
- }
- if (src_alpha) {
- if (src_alpha == 255) {
- if (Bpp == 4) {
- *(uint32_t*)dest_scan = m_Color;
- } else if (Bpp == 3) {
- *dest_scan++ = m_Blue;
- *dest_scan++ = m_Green;
- *dest_scan++ = m_Red;
- continue;
- }
- } else {
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, m_Blue, src_alpha);
- dest_scan++;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, m_Green, src_alpha);
- dest_scan++;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, m_Red, src_alpha);
- dest_scan += Bpp - 2;
- continue;
- }
- }
- dest_scan += Bpp;
- }
- }
- }
-
- void CompositeSpanCMYK(uint8_t* dest_scan,
- int Bpp,
- int span_left,
- int span_len,
- uint8_t* cover_scan,
- int clip_left,
- int clip_right,
- uint8_t* clip_scan,
- uint8_t* dest_extra_alpha_scan) {
- ASSERT(!m_bRgbByteOrder);
- int col_start = span_left < clip_left ? clip_left - span_left : 0;
- int col_end = (span_left + span_len) < clip_right
- ? span_len
- : (clip_right - span_left);
- dest_scan += col_start * 4;
- if (dest_extra_alpha_scan) {
- for (int col = col_start; col < col_end; col++) {
- int src_alpha;
- if (m_bFullCover) {
- if (clip_scan) {
- src_alpha = m_Alpha * clip_scan[col] / 255;
- } else {
- src_alpha = m_Alpha;
- }
- } else {
- if (clip_scan) {
- src_alpha = m_Alpha * cover_scan[col] * clip_scan[col] / 255 / 255;
- } else {
- src_alpha = m_Alpha * cover_scan[col] / 255;
- }
- }
- if (src_alpha) {
- if (src_alpha == 255) {
- *(FX_CMYK*)dest_scan = m_Color;
- *dest_extra_alpha_scan = (uint8_t)m_Alpha;
- } else {
- uint8_t dest_alpha = (*dest_extra_alpha_scan) + src_alpha -
- (*dest_extra_alpha_scan) * src_alpha / 255;
- *dest_extra_alpha_scan++ = dest_alpha;
- int alpha_ratio = src_alpha * 255 / dest_alpha;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, m_Red, alpha_ratio);
- dest_scan++;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, m_Green, alpha_ratio);
- dest_scan++;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, m_Blue, alpha_ratio);
- dest_scan++;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, m_Gray, alpha_ratio);
- dest_scan++;
- continue;
- }
- }
- dest_extra_alpha_scan++;
- dest_scan += 4;
- }
- } else {
- for (int col = col_start; col < col_end; col++) {
- int src_alpha;
- if (clip_scan) {
- src_alpha = m_Alpha * cover_scan[col] * clip_scan[col] / 255 / 255;
- } else {
- src_alpha = m_Alpha * cover_scan[col] / 255;
- }
- if (src_alpha) {
- if (src_alpha == 255) {
- *(FX_CMYK*)dest_scan = m_Color;
- } else {
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, m_Red, src_alpha);
- dest_scan++;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, m_Green, src_alpha);
- dest_scan++;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, m_Blue, src_alpha);
- dest_scan++;
- *dest_scan = FXDIB_ALPHA_MERGE(*dest_scan, m_Gray, src_alpha);
- dest_scan++;
- continue;
- }
- }
- dest_scan += 4;
- }
- }
- }
-
- template <class Scanline>
- void render(const Scanline& sl) {
- if (!m_pOriDevice && !composite_span) {
- return;
- }
- int y = sl.y();
- if (y < m_ClipBox.top || y >= m_ClipBox.bottom) {
- return;
- }
- uint8_t* dest_scan = m_pDevice->GetBuffer() + m_pDevice->GetPitch() * y;
- uint8_t* dest_scan_extra_alpha = nullptr;
- CFX_DIBitmap* pAlphaMask = m_pDevice->m_pAlphaMask;
- if (pAlphaMask) {
- dest_scan_extra_alpha =
- pAlphaMask->GetBuffer() + pAlphaMask->GetPitch() * y;
- }
- uint8_t* ori_scan = nullptr;
- if (m_pOriDevice) {
- ori_scan = m_pOriDevice->GetBuffer() + m_pOriDevice->GetPitch() * y;
- }
- int Bpp = m_pDevice->GetBPP() / 8;
- bool bDestAlpha = m_pDevice->HasAlpha() || m_pDevice->IsAlphaMask();
- unsigned num_spans = sl.num_spans();
- typename Scanline::const_iterator span = sl.begin();
- while (1) {
- int x = span->x;
- ASSERT(span->len > 0);
- uint8_t* dest_pos = nullptr;
- uint8_t* dest_extra_alpha_pos = nullptr;
- uint8_t* ori_pos = nullptr;
- if (Bpp) {
- ori_pos = ori_scan ? ori_scan + x * Bpp : nullptr;
- dest_pos = dest_scan + x * Bpp;
- dest_extra_alpha_pos =
- dest_scan_extra_alpha ? dest_scan_extra_alpha + x : nullptr;
- } else {
- dest_pos = dest_scan + x / 8;
- ori_pos = ori_scan ? ori_scan + x / 8 : nullptr;
- }
- uint8_t* clip_pos = nullptr;
- if (m_pClipMask) {
- clip_pos = m_pClipMask->GetBuffer() +
- (y - m_ClipBox.top) * m_pClipMask->GetPitch() + x -
- m_ClipBox.left;
- }
- if (ori_pos) {
- CompositeSpan(dest_pos, ori_pos, Bpp, bDestAlpha, x, span->len,
- span->covers, m_ClipBox.left, m_ClipBox.right, clip_pos);
- } else {
- (this->*composite_span)(dest_pos, Bpp, x, span->len, span->covers,
- m_ClipBox.left, m_ClipBox.right, clip_pos,
- dest_extra_alpha_pos);
- }
- if (--num_spans == 0) {
- break;
- }
- ++span;
- }
- }
-
- bool Init(CFX_DIBitmap* pDevice,
- CFX_DIBitmap* pOriDevice,
- const CFX_ClipRgn* pClipRgn,
- uint32_t color,
- bool bFullCover,
- bool bRgbByteOrder,
- int alpha_flag = 0,
- void* pIccTransform = nullptr) {
- m_pDevice = pDevice;
- m_pClipRgn = pClipRgn;
- composite_span = nullptr;
- m_bRgbByteOrder = bRgbByteOrder;
- m_pOriDevice = pOriDevice;
- if (m_pClipRgn) {
- m_ClipBox = m_pClipRgn->GetBox();
- } else {
- m_ClipBox.left = m_ClipBox.top = 0;
- m_ClipBox.right = m_pDevice->GetWidth();
- m_ClipBox.bottom = m_pDevice->GetHeight();
- }
- m_pClipMask = nullptr;
- if (m_pClipRgn && m_pClipRgn->GetType() == CFX_ClipRgn::MaskF) {
- m_pClipMask = m_pClipRgn->GetMask().GetObject();
- }
- m_bFullCover = bFullCover;
- bool bObjectCMYK = !!FXGETFLAG_COLORTYPE(alpha_flag);
- bool bDeviceCMYK = pDevice->IsCmykImage();
- m_Alpha = bObjectCMYK ? FXGETFLAG_ALPHA_FILL(alpha_flag) : FXARGB_A(color);
- CCodec_IccModule* pIccModule = nullptr;
- if (!CFX_GEModule::Get()->GetCodecModule() ||
- !CFX_GEModule::Get()->GetCodecModule()->GetIccModule()) {
- pIccTransform = nullptr;
- } else {
- pIccModule = CFX_GEModule::Get()->GetCodecModule()->GetIccModule();
- }
- if (m_pDevice->GetBPP() == 8) {
- ASSERT(!m_bRgbByteOrder);
- composite_span = &CFX_Renderer::CompositeSpanGray;
- if (m_pDevice->IsAlphaMask()) {
- m_Gray = 255;
- } else {
- if (pIccTransform) {
- uint8_t gray;
- color = bObjectCMYK ? FXCMYK_TODIB(color) : FXARGB_TODIB(color);
- pIccModule->TranslateScanline(pIccTransform, &gray,
- (const uint8_t*)&color, 1);
- m_Gray = gray;
- } else {
- if (bObjectCMYK) {
- uint8_t r, g, b;
- AdobeCMYK_to_sRGB1(FXSYS_GetCValue(color), FXSYS_GetMValue(color),
- FXSYS_GetYValue(color), FXSYS_GetKValue(color),
- r, g, b);
- m_Gray = FXRGB2GRAY(r, g, b);
- } else {
- m_Gray =
- FXRGB2GRAY(FXARGB_R(color), FXARGB_G(color), FXARGB_B(color));
- }
- }
- }
- return true;
- }
- if (bDeviceCMYK) {
- ASSERT(!m_bRgbByteOrder);
- composite_span = &CFX_Renderer::CompositeSpanCMYK;
- if (bObjectCMYK) {
- m_Color = FXCMYK_TODIB(color);
- if (pIccTransform) {
- pIccModule->TranslateScanline(pIccTransform, (uint8_t*)&m_Color,
- (const uint8_t*)&m_Color, 1);
- }
- } else {
- if (!pIccTransform) {
- return false;
- }
- color = FXARGB_TODIB(color);
- pIccModule->TranslateScanline(pIccTransform, (uint8_t*)&m_Color,
- (const uint8_t*)&color, 1);
- }
- m_Red = ((uint8_t*)&m_Color)[0];
- m_Green = ((uint8_t*)&m_Color)[1];
- m_Blue = ((uint8_t*)&m_Color)[2];
- m_Gray = ((uint8_t*)&m_Color)[3];
- } else {
- composite_span = (pDevice->GetFormat() == FXDIB_Argb)
- ? &CFX_Renderer::CompositeSpanARGB
- : &CFX_Renderer::CompositeSpanRGB;
- if (pIccTransform) {
- color = bObjectCMYK ? FXCMYK_TODIB(color) : FXARGB_TODIB(color);
- pIccModule->TranslateScanline(pIccTransform, (uint8_t*)&m_Color,
- (const uint8_t*)&color, 1);
- ((uint8_t*)&m_Color)[3] = m_Alpha;
- m_Red = ((uint8_t*)&m_Color)[2];
- m_Green = ((uint8_t*)&m_Color)[1];
- m_Blue = ((uint8_t*)&m_Color)[0];
- if (m_bRgbByteOrder) {
- m_Color = FXARGB_TODIB(m_Color);
- m_Color = FXARGB_TOBGRORDERDIB(m_Color);
- }
- } else {
- if (bObjectCMYK) {
- uint8_t r, g, b;
- AdobeCMYK_to_sRGB1(FXSYS_GetCValue(color), FXSYS_GetMValue(color),
- FXSYS_GetYValue(color), FXSYS_GetKValue(color), r,
- g, b);
- m_Color = FXARGB_MAKE(m_Alpha, r, g, b);
- if (m_bRgbByteOrder) {
- m_Color = FXARGB_TOBGRORDERDIB(m_Color);
- } else {
- m_Color = FXARGB_TODIB(m_Color);
- }
- m_Red = r;
- m_Green = g;
- m_Blue = b;
- } else {
- if (m_bRgbByteOrder) {
- m_Color = FXARGB_TOBGRORDERDIB(color);
- } else {
- m_Color = FXARGB_TODIB(color);
- }
- ArgbDecode(color, m_Alpha, m_Red, m_Green, m_Blue);
- }
- }
- }
- if (m_pDevice->GetBPP() == 1) {
- composite_span = &CFX_Renderer::CompositeSpan1bpp;
- }
- return true;
- }
-};
-
-#endif
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