diff options
Diffstat (limited to 'xfa/fxgraphics/cfx_graphics.cpp')
| -rw-r--r-- | xfa/fxgraphics/cfx_graphics.cpp | 1566 |
1 files changed, 1566 insertions, 0 deletions
diff --git a/xfa/fxgraphics/cfx_graphics.cpp b/xfa/fxgraphics/cfx_graphics.cpp new file mode 100644 index 0000000000..a0b1b07bca --- /dev/null +++ b/xfa/fxgraphics/cfx_graphics.cpp @@ -0,0 +1,1566 @@ +// 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/fxgraphics/include/cfx_graphics.h" + +#include <memory> + +#include "xfa/fxgraphics/cagg_graphics.h" +#include "xfa/fxgraphics/cfx_color.h" +#include "xfa/fxgraphics/cfx_path.h" +#include "xfa/fxgraphics/cfx_path_generator.h" +#include "xfa/fxgraphics/cfx_pattern.h" +#include "xfa/fxgraphics/cfx_shading.h" + +namespace { + +enum { + FX_CONTEXT_None = 0, + FX_CONTEXT_Device, +}; + +#define FX_HATCHSTYLE_Total 53 + +struct FX_HATCHDATA { + int32_t width; + int32_t height; + uint8_t maskBits[64]; +}; + +const FX_HATCHDATA hatchBitmapData[FX_HATCHSTYLE_Total] = { + {16, + 16, + { + 0xff, 0xff, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xff, 0xff, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, + }}, + {16, + 16, + { + 0x80, 0x80, 0x00, 0x00, 0x80, 0x80, 0x00, 0x00, 0x80, 0x80, 0x00, 0x00, + 0x80, 0x80, 0x00, 0x00, 0x80, 0x80, 0x00, 0x00, 0x80, 0x80, 0x00, 0x00, + 0x80, 0x80, 0x00, 0x00, 0x80, 0x80, 0x00, 0x00, 0x80, 0x80, 0x00, 0x00, + 0x80, 0x80, 0x00, 0x00, 0x80, 0x80, 0x00, 0x00, 0x80, 0x80, 0x00, 0x00, + 0x80, 0x80, 0x00, 0x00, 0x80, 0x80, 0x00, 0x00, 0x80, 0x80, 0x00, 0x00, + 0x80, 0x80, 0x00, 0x00, + }}, + {16, + 16, + { + 0x80, 0x80, 0x00, 0x00, 0x40, 0x40, 0x00, 0x00, 0x20, 0x20, 0x00, 0x00, + 0x10, 0x10, 0x00, 0x00, 0x08, 0x08, 0x00, 0x00, 0x04, 0x04, 0x00, 0x00, + 0x02, 0x02, 0x00, 0x00, 0x01, 0x01, 0x00, 0x00, 0x80, 0x80, 0x00, 0x00, + 0x40, 0x40, 0x00, 0x00, 0x20, 0x20, 0x00, 0x00, 0x10, 0x10, 0x00, 0x00, + 0x08, 0x08, 0x00, 0x00, 0x04, 0x04, 0x00, 0x00, 0x02, 0x02, 0x00, 0x00, + 0x01, 0x01, 0x00, 0x00, + }}, + {16, + 16, + { + 0x01, 0x01, 0x00, 0x00, 0x02, 0x02, 0x00, 0x00, 0x04, 0x04, 0x00, 0x00, + 0x08, 0x08, 0x00, 0x00, 0x10, 0x10, 0x00, 0x00, 0x20, 0x20, 0x00, 0x00, + 0x40, 0x40, 0x00, 0x00, 0x80, 0x80, 0x00, 0x00, 0x01, 0x01, 0x00, 0x00, + 0x02, 0x02, 0x00, 0x00, 0x04, 0x04, 0x00, 0x00, 0x08, 0x08, 0x00, 0x00, + 0x10, 0x10, 0x00, 0x00, 0x20, 0x20, 0x00, 0x00, 0x40, 0x40, 0x00, 0x00, + 0x80, 0x80, 0x00, 0x00, + }}, + {16, + 16, + { + 0xff, 0xff, 0x00, 0x00, 0x80, 0x80, 0x00, 0x00, 0x80, 0x80, 0x00, 0x00, + 0x80, 0x80, 0x00, 0x00, 0x80, 0x80, 0x00, 0x00, 0x80, 0x80, 0x00, 0x00, + 0x80, 0x80, 0x00, 0x00, 0x80, 0x80, 0x00, 0x00, 0xff, 0xff, 0x00, 0x00, + 0x80, 0x80, 0x00, 0x00, 0x80, 0x80, 0x00, 0x00, 0x80, 0x80, 0x00, 0x00, + 0x80, 0x80, 0x00, 0x00, 0x80, 0x80, 0x00, 0x00, 0x80, 0x80, 0x00, 0x00, + 0x80, 0x80, 0x00, 0x00, + }}, + {16, + 16, + { + 0x81, 0x81, 0x00, 0x00, 0x42, 0x42, 0x00, 0x00, 0x24, 0x24, 0x00, 0x00, + 0x18, 0x18, 0x00, 0x00, 0x18, 0x18, 0x00, 0x00, 0x24, 0x24, 0x00, 0x00, + 0x42, 0x42, 0x00, 0x00, 0x81, 0x81, 0x00, 0x00, 0x81, 0x81, 0x00, 0x00, + 0x42, 0x42, 0x00, 0x00, 0x24, 0x24, 0x00, 0x00, 0x18, 0x18, 0x00, 0x00, + 0x18, 0x18, 0x00, 0x00, 0x24, 0x24, 0x00, 0x00, 0x42, 0x42, 0x00, 0x00, + 0x81, 0x81, 0x00, 0x00, + }}, + {16, + 16, + { + 0x80, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x08, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x80, 0x80, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x08, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, + }}, + {16, + 16, + { + 0x80, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x08, 0x08, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x80, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x08, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x80, 0x80, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x08, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x80, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x08, 0x08, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, + }}, + {16, + 16, + { + 0x88, 0x88, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x22, 0x22, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x88, 0x88, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x22, 0x22, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x88, 0x88, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x22, 0x22, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x88, 0x88, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x22, 0x22, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, + }}, + {16, + 16, + { + 0x88, 0x88, 0x00, 0x00, 0x22, 0x22, 0x00, 0x00, 0x88, 0x88, 0x00, 0x00, + 0x22, 0x22, 0x00, 0x00, 0x88, 0x88, 0x00, 0x00, 0x22, 0x22, 0x00, 0x00, + 0x88, 0x88, 0x00, 0x00, 0x22, 0x22, 0x00, 0x00, 0x88, 0x88, 0x00, 0x00, + 0x22, 0x22, 0x00, 0x00, 0x88, 0x88, 0x00, 0x00, 0x22, 0x22, 0x00, 0x00, + 0x88, 0x88, 0x00, 0x00, 0x22, 0x22, 0x00, 0x00, 0x88, 0x88, 0x00, 0x00, + 0x22, 0x22, 0x00, 0x00, + }}, + {16, + 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0xf0, 0x00, 0x00, + 0xf0, 0xf0, 0x00, 0x00, 0xf0, 0xf0, 0x00, 0x00, 0xf0, 0xf0, 0x00, 0x00, + 0x0f, 0x0f, 0x00, 0x00, 0x0f, 0x0f, 0x00, 0x00, 0x0f, 0x0f, 0x00, 0x00, + 0x0f, 0x0f, 0x00, 0x00, + }}, + {16, + 16, + { + 0x82, 0x82, 0x00, 0x00, 0x44, 0x44, 0x00, 0x00, 0x28, 0x28, 0x00, 0x00, + 0x10, 0x10, 0x00, 0x00, 0x28, 0x28, 0x00, 0x00, 0x44, 0x44, 0x00, 0x00, + 0x82, 0x82, 0x00, 0x00, 0x01, 0x01, 0x00, 0x00, 0x82, 0x82, 0x00, 0x00, + 0x44, 0x44, 0x00, 0x00, 0x28, 0x28, 0x00, 0x00, 0x10, 0x10, 0x00, 0x00, + 0x28, 0x28, 0x00, 0x00, 0x44, 0x44, 0x00, 0x00, 0x82, 0x82, 0x00, 0x00, + 0x01, 0x01, 0x00, 0x00, + }}, + {16, + 16, + { + 0x10, 0x10, 0x00, 0x00, 0x38, 0x38, 0x00, 0x00, 0x7c, 0x7c, 0x00, 0x00, + 0xfe, 0xfe, 0x00, 0x00, 0x7c, 0x7c, 0x00, 0x00, 0x38, 0x38, 0x00, 0x00, + 0x10, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x10, 0x10, 0x00, 0x00, + 0x38, 0x38, 0x00, 0x00, 0x7c, 0x7c, 0x00, 0x00, 0xfe, 0xfe, 0x00, 0x00, + 0x7c, 0x7c, 0x00, 0x00, 0x38, 0x38, 0x00, 0x00, 0x10, 0x10, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, + }}, +}; + +} // namespace + +CFX_Graphics::CFX_Graphics() + : m_renderDevice(nullptr), m_aggGraphics(nullptr) {} + +FX_ERR CFX_Graphics::Create(CFX_RenderDevice* renderDevice, + FX_BOOL isAntialiasing) { + if (!renderDevice) + return FX_ERR_Parameter_Invalid; + if (m_type != FX_CONTEXT_None) + return FX_ERR_Property_Invalid; + + m_type = FX_CONTEXT_Device; + m_info.isAntialiasing = isAntialiasing; + m_renderDevice = renderDevice; + if (m_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 (m_type != FX_CONTEXT_None) + return FX_ERR_Property_Invalid; + + m_type = FX_CONTEXT_Device; + m_info.isAntialiasing = isAntialiasing; + m_aggGraphics = new CAGG_Graphics; + return m_aggGraphics->Create(this, width, height, format); +} + +CFX_Graphics::~CFX_Graphics() { + delete m_aggGraphics; +} + +FX_ERR CFX_Graphics::GetDeviceCap(const int32_t capID, FX_DeviceCap& capVal) { + if (m_type == FX_CONTEXT_Device && m_renderDevice) { + capVal = m_renderDevice->GetDeviceCaps(capID); + return FX_ERR_Succeeded; + } + return FX_ERR_Property_Invalid; +} + +FX_ERR CFX_Graphics::IsPrinterDevice(FX_BOOL& isPrinter) { + if (m_type == FX_CONTEXT_Device && m_renderDevice) { + isPrinter = m_renderDevice->GetDeviceClass() == FXDC_PRINTER; + return FX_ERR_Succeeded; + } + return FX_ERR_Property_Invalid; +} + +FX_ERR CFX_Graphics::EnableAntialiasing(FX_BOOL isAntialiasing) { + if (m_type == FX_CONTEXT_Device && m_renderDevice) { + m_info.isAntialiasing = isAntialiasing; + return FX_ERR_Succeeded; + } + return FX_ERR_Property_Invalid; +} + +FX_ERR CFX_Graphics::SaveGraphState() { + if (m_type == FX_CONTEXT_Device && m_renderDevice) { + m_renderDevice->SaveState(); + m_infoStack.Add(new TInfo(m_info)); + return FX_ERR_Succeeded; + } + return FX_ERR_Property_Invalid; +} + +FX_ERR CFX_Graphics::RestoreGraphState() { + if (m_type == FX_CONTEXT_Device && m_renderDevice) { + m_renderDevice->RestoreState(); + int32_t size = m_infoStack.GetSize(); + if (size <= 0) { + return FX_ERR_Intermediate_Value_Invalid; + } + int32_t topIndex = size - 1; + std::unique_ptr<TInfo> info( + reinterpret_cast<TInfo*>(m_infoStack.GetAt(topIndex))); + if (!info) + return FX_ERR_Intermediate_Value_Invalid; + m_info = *info; + m_infoStack.RemoveAt(topIndex); + return FX_ERR_Succeeded; + } + return FX_ERR_Property_Invalid; +} + +FX_ERR CFX_Graphics::GetLineCap(CFX_GraphStateData::LineCap& lineCap) const { + if (m_type == FX_CONTEXT_Device && m_renderDevice) { + lineCap = m_info.graphState.m_LineCap; + return FX_ERR_Succeeded; + } + return FX_ERR_Property_Invalid; +} + +FX_ERR CFX_Graphics::SetLineCap(CFX_GraphStateData::LineCap lineCap) { + if (m_type == FX_CONTEXT_Device && m_renderDevice) { + m_info.graphState.m_LineCap = lineCap; + return FX_ERR_Succeeded; + } + return FX_ERR_Property_Invalid; +} + +FX_ERR CFX_Graphics::GetDashCount(int32_t& dashCount) const { + if (m_type == FX_CONTEXT_Device && m_renderDevice) { + dashCount = m_info.graphState.m_DashCount; + return FX_ERR_Succeeded; + } + return FX_ERR_Property_Invalid; +} + +FX_ERR CFX_Graphics::GetLineDash(FX_FLOAT& dashPhase, + FX_FLOAT* dashArray) const { + if (!dashArray) + return FX_ERR_Parameter_Invalid; + if (m_type == FX_CONTEXT_Device && m_renderDevice) { + dashPhase = m_info.graphState.m_DashPhase; + FXSYS_memcpy(dashArray, m_info.graphState.m_DashArray, + m_info.graphState.m_DashCount * sizeof(FX_FLOAT)); + return FX_ERR_Succeeded; + } + 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; + if (m_type == FX_CONTEXT_Device && m_renderDevice) { + FX_FLOAT scale = 1.0; + if (m_info.isActOnDash) { + scale = m_info.graphState.m_LineWidth; + } + m_info.graphState.m_DashPhase = dashPhase; + m_info.graphState.SetDashCount(dashCount); + for (int32_t i = 0; i < dashCount; i++) { + m_info.graphState.m_DashArray[i] = dashArray[i] * scale; + } + return FX_ERR_Succeeded; + } + return FX_ERR_Property_Invalid; +} + +FX_ERR CFX_Graphics::SetLineDash(FX_DashStyle dashStyle) { + if (m_type == FX_CONTEXT_Device && m_renderDevice) + return RenderDeviceSetLineDash(dashStyle); + return FX_ERR_Property_Invalid; +} + +FX_ERR CFX_Graphics::GetLineJoin(CFX_GraphStateData::LineJoin& lineJoin) const { + if (m_type == FX_CONTEXT_Device && m_renderDevice) { + lineJoin = m_info.graphState.m_LineJoin; + return FX_ERR_Succeeded; + } + return FX_ERR_Property_Invalid; +} + +FX_ERR CFX_Graphics::SetLineJoin(CFX_GraphStateData::LineJoin lineJoin) { + if (m_type == FX_CONTEXT_Device && m_renderDevice) { + m_info.graphState.m_LineJoin = lineJoin; + return FX_ERR_Succeeded; + } + return FX_ERR_Property_Invalid; +} + +FX_ERR CFX_Graphics::GetMiterLimit(FX_FLOAT& miterLimit) const { + if (m_type == FX_CONTEXT_Device && m_renderDevice) { + miterLimit = m_info.graphState.m_MiterLimit; + return FX_ERR_Succeeded; + } + return FX_ERR_Property_Invalid; +} + +FX_ERR CFX_Graphics::SetMiterLimit(FX_FLOAT miterLimit) { + if (m_type == FX_CONTEXT_Device && m_renderDevice) { + m_info.graphState.m_MiterLimit = miterLimit; + return FX_ERR_Succeeded; + } + return FX_ERR_Property_Invalid; +} + +FX_ERR CFX_Graphics::GetLineWidth(FX_FLOAT& lineWidth) const { + if (m_type == FX_CONTEXT_Device && m_renderDevice) { + lineWidth = m_info.graphState.m_LineWidth; + return FX_ERR_Succeeded; + } + return FX_ERR_Property_Invalid; +} + +FX_ERR CFX_Graphics::SetLineWidth(FX_FLOAT lineWidth, FX_BOOL isActOnDash) { + if (m_type == FX_CONTEXT_Device && m_renderDevice) { + m_info.graphState.m_LineWidth = lineWidth; + m_info.isActOnDash = isActOnDash; + return FX_ERR_Succeeded; + } + return FX_ERR_Property_Invalid; +} + +FX_ERR CFX_Graphics::GetStrokeAlignment( + FX_StrokeAlignment& strokeAlignment) const { + if (m_type == FX_CONTEXT_Device && m_renderDevice) { + strokeAlignment = m_info.strokeAlignment; + return FX_ERR_Succeeded; + } + return FX_ERR_Property_Invalid; +} + +FX_ERR CFX_Graphics::SetStrokeAlignment(FX_StrokeAlignment strokeAlignment) { + if (m_type == FX_CONTEXT_Device && m_renderDevice) { + m_info.strokeAlignment = strokeAlignment; + return FX_ERR_Succeeded; + } + return FX_ERR_Property_Invalid; +} + +FX_ERR CFX_Graphics::SetStrokeColor(CFX_Color* color) { + if (!color) + return FX_ERR_Parameter_Invalid; + if (m_type == FX_CONTEXT_Device && m_renderDevice) { + m_info.strokeColor = color; + return FX_ERR_Succeeded; + } + return FX_ERR_Property_Invalid; +} + +FX_ERR CFX_Graphics::SetFillColor(CFX_Color* color) { + if (!color) + return FX_ERR_Parameter_Invalid; + if (m_type == FX_CONTEXT_Device && m_renderDevice) { + m_info.fillColor = color; + return FX_ERR_Succeeded; + } + return FX_ERR_Property_Invalid; +} + +FX_ERR CFX_Graphics::StrokePath(CFX_Path* path, CFX_Matrix* matrix) { + if (!path) + return FX_ERR_Parameter_Invalid; + if (m_type == FX_CONTEXT_Device && m_renderDevice) + return RenderDeviceStrokePath(path, matrix); + return FX_ERR_Property_Invalid; +} + +FX_ERR CFX_Graphics::FillPath(CFX_Path* path, + FX_FillMode fillMode, + CFX_Matrix* matrix) { + if (!path) + return FX_ERR_Parameter_Invalid; + if (m_type == FX_CONTEXT_Device && m_renderDevice) + return RenderDeviceFillPath(path, fillMode, matrix); + return FX_ERR_Property_Invalid; +} + +FX_ERR CFX_Graphics::ClipPath(CFX_Path* path, + FX_FillMode fillMode, + CFX_Matrix* matrix) { + if (!path) + return FX_ERR_Parameter_Invalid; + if (m_type == FX_CONTEXT_Device && m_renderDevice) { + FX_BOOL result = m_renderDevice->SetClip_PathFill( + path->GetPathData(), (CFX_Matrix*)matrix, fillMode); + if (!result) + return FX_ERR_Indefinite; + return FX_ERR_Succeeded; + } + return FX_ERR_Property_Invalid; +} + +FX_ERR CFX_Graphics::DrawImage(CFX_DIBSource* source, + const CFX_PointF& point, + CFX_Matrix* matrix) { + if (!source) + return FX_ERR_Parameter_Invalid; + if (m_type == FX_CONTEXT_Device && m_renderDevice) + return RenderDeviceDrawImage(source, point, matrix); + return FX_ERR_Property_Invalid; +} + +FX_ERR CFX_Graphics::StretchImage(CFX_DIBSource* source, + const CFX_RectF& rect, + CFX_Matrix* matrix) { + if (!source) + return FX_ERR_Parameter_Invalid; + if (m_type == FX_CONTEXT_Device && m_renderDevice) + return RenderDeviceStretchImage(source, rect, matrix); + return FX_ERR_Property_Invalid; +} + +FX_ERR CFX_Graphics::ConcatMatrix(const CFX_Matrix* matrix) { + if (!matrix) + return FX_ERR_Parameter_Invalid; + if (m_type == FX_CONTEXT_Device && m_renderDevice) { + m_info.CTM.Concat(*matrix); + return FX_ERR_Succeeded; + } + return FX_ERR_Property_Invalid; +} + +CFX_Matrix* CFX_Graphics::GetMatrix() { + if (m_type == FX_CONTEXT_Device && m_renderDevice) + return &m_info.CTM; + return nullptr; +} + +FX_ERR CFX_Graphics::GetClipRect(CFX_RectF& rect) const { + if (m_type == FX_CONTEXT_Device && m_renderDevice) { + FX_RECT r = m_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; + } + return FX_ERR_Property_Invalid; +} + +FX_ERR CFX_Graphics::SetClipRect(const CFX_RectF& rect) { + if (m_type == FX_CONTEXT_Device && m_renderDevice) { + if (!m_renderDevice->SetClip_Rect( + FX_RECT(FXSYS_round(rect.left), FXSYS_round(rect.top), + FXSYS_round(rect.right()), FXSYS_round(rect.bottom())))) { + return FX_ERR_Method_Not_Supported; + } + return FX_ERR_Succeeded; + } + return FX_ERR_Property_Invalid; +} + +FX_ERR CFX_Graphics::ClearClip() { + if (m_type == FX_CONTEXT_Device && m_renderDevice) + return FX_ERR_Succeeded; + return FX_ERR_Property_Invalid; +} + +FX_ERR CFX_Graphics::SetFont(CFX_Font* font) { + if (!font) + return FX_ERR_Parameter_Invalid; + if (m_type == FX_CONTEXT_Device && m_renderDevice) { + m_info.font = font; + return FX_ERR_Succeeded; + } + return FX_ERR_Property_Invalid; +} + +FX_ERR CFX_Graphics::SetFontSize(const FX_FLOAT size) { + if (m_type == FX_CONTEXT_Device && m_renderDevice) { + m_info.fontSize = size <= 0 ? 1.0f : size; + return FX_ERR_Succeeded; + } + return FX_ERR_Property_Invalid; +} + +FX_ERR CFX_Graphics::SetFontHScale(const FX_FLOAT scale) { + if (m_type == FX_CONTEXT_Device && m_renderDevice) { + m_info.fontHScale = scale <= 0 ? 1.0f : scale; + return FX_ERR_Succeeded; + } + return FX_ERR_Property_Invalid; +} + +FX_ERR CFX_Graphics::SetCharSpacing(const FX_FLOAT spacing) { + if (m_type == FX_CONTEXT_Device && m_renderDevice) { + m_info.fontSpacing = spacing < 0 ? 0 : spacing; + return FX_ERR_Succeeded; + } + return FX_ERR_Property_Invalid; +} + +FX_ERR CFX_Graphics::SetTextDrawingMode(const int32_t mode) { + if (m_type == FX_CONTEXT_Device && m_renderDevice) + return FX_ERR_Succeeded; + return FX_ERR_Property_Invalid; +} + +FX_ERR CFX_Graphics::ShowText(const CFX_PointF& point, + const CFX_WideString& text, + CFX_Matrix* matrix) { + if (m_type == FX_CONTEXT_Device && m_renderDevice) + return RenderDeviceShowText(point, text, matrix); + return FX_ERR_Property_Invalid; +} + +FX_ERR CFX_Graphics::CalcTextRect(CFX_RectF& rect, + const CFX_WideString& text, + FX_BOOL isMultiline, + CFX_Matrix* matrix) { + if (m_type == FX_CONTEXT_Device && m_renderDevice) { + 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; + } + return FX_ERR_Property_Invalid; +} + +FX_ERR CFX_Graphics::Transfer(CFX_Graphics* graphics, + const CFX_Matrix* matrix) { + if (!graphics || !graphics->m_renderDevice) + return FX_ERR_Parameter_Invalid; + CFX_Matrix m; + m.Set(m_info.CTM.a, m_info.CTM.b, m_info.CTM.c, m_info.CTM.d, m_info.CTM.e, + m_info.CTM.f); + if (matrix) { + m.Concat(*matrix); + } + if (m_type == FX_CONTEXT_Device && m_renderDevice) { + CFX_DIBitmap* bitmap = graphics->m_renderDevice->GetBitmap(); + FX_BOOL result = m_renderDevice->SetDIBits(bitmap, 0, 0); + if (!result) + return FX_ERR_Method_Not_Supported; + return FX_ERR_Succeeded; + } + 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) { + if (!graphics || !graphics->m_renderDevice) + return FX_ERR_Parameter_Invalid; + CFX_Matrix m; + m.Set(m_info.CTM.a, m_info.CTM.b, m_info.CTM.c, m_info.CTM.d, m_info.CTM.e, + m_info.CTM.f); + if (matrix) { + m.Concat(*matrix); + } + if (m_type == FX_CONTEXT_Device && m_renderDevice) { + CFX_DIBitmap bmp; + FX_BOOL result = + bmp.Create((int32_t)dstRect.width, (int32_t)dstRect.height, + graphics->m_renderDevice->GetBitmap()->GetFormat()); + if (!result) + return FX_ERR_Intermediate_Value_Invalid; + result = graphics->m_renderDevice->GetDIBits(&bmp, (int32_t)srcLeft, + (int32_t)srcTop); + if (!result) + return FX_ERR_Method_Not_Supported; + result = m_renderDevice->SetDIBits(&bmp, (int32_t)dstRect.left, + (int32_t)dstRect.top); + if (!result) + return FX_ERR_Method_Not_Supported; + return FX_ERR_Succeeded; + } + return FX_ERR_Property_Invalid; +} + +CFX_RenderDevice* CFX_Graphics::GetRenderDevice() { + return m_renderDevice; +} + +FX_ERR CFX_Graphics::InverseRect(const CFX_RectF& rect) { + if (!m_renderDevice) + return FX_ERR_Property_Invalid; + CFX_DIBitmap* bitmap = m_renderDevice->GetBitmap(); + if (!bitmap) + return FX_ERR_Property_Invalid; + CFX_RectF temp(rect); + m_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) { + if (!m_renderDevice) + return FX_ERR_Property_Invalid; + CFX_DIBitmap* dst = m_renderDevice->GetBitmap(); + if (!dst) + return FX_ERR_Property_Invalid; + CFX_RectF temp(rect); + m_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) { + if (!m_renderDevice) + return FX_ERR_Property_Invalid; + CFX_DIBitmap* dst = m_renderDevice->GetBitmap(); + if (!dst) + return FX_ERR_Property_Invalid; + CFX_RectF temp(rect); + m_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: { + m_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) { + if (!m_info.strokeColor) + return FX_ERR_Property_Invalid; + CFX_Matrix m; + m.Set(m_info.CTM.a, m_info.CTM.b, m_info.CTM.c, m_info.CTM.d, m_info.CTM.e, + m_info.CTM.f); + if (matrix) { + m.Concat(*matrix); + } + switch (m_info.strokeColor->m_type) { + case FX_COLOR_Solid: { + FX_BOOL result = m_renderDevice->DrawPath( + path->GetPathData(), (CFX_Matrix*)&m, &m_info.graphState, 0x0, + m_info.strokeColor->m_info.argb, 0); + if (!result) + return 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) { + if (!m_info.fillColor) + return FX_ERR_Property_Invalid; + CFX_Matrix m; + m.Set(m_info.CTM.a, m_info.CTM.b, m_info.CTM.c, m_info.CTM.d, m_info.CTM.e, + m_info.CTM.f); + if (matrix) { + m.Concat(*matrix); + } + switch (m_info.fillColor->m_type) { + case FX_COLOR_Solid: { + FX_BOOL result = m_renderDevice->DrawPath( + path->GetPathData(), (CFX_Matrix*)&m, &m_info.graphState, + m_info.fillColor->m_info.argb, 0x0, fillMode); + if (!result) + return 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(m_info.CTM.a, m_info.CTM.b, m_info.CTM.c, m_info.CTM.d, m_info.CTM.e, + m_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; + std::unique_ptr<CFX_DIBitmap> bmp1(source->FlipImage(FALSE, TRUE)); + std::unique_ptr<CFX_DIBitmap> bmp2( + bmp1->TransformTo((CFX_Matrix*)&m2, left, top)); + CFX_RectF r; + GetClipRect(r); + CFX_DIBitmap* bitmap = m_renderDevice->GetBitmap(); + CFX_DIBitmap bmp; + if (bmp.Create(bitmap->GetWidth(), bitmap->GetHeight(), FXDIB_Argb) && + m_renderDevice->GetDIBits(&bmp, 0, 0) && + bmp.TransferBitmap(FXSYS_round(r.left), FXSYS_round(r.top), + FXSYS_round(r.Width()), FXSYS_round(r.Height()), + bmp2.get(), FXSYS_round(r.left - left), + FXSYS_round(r.top - top)) && + m_renderDevice->SetDIBits(&bmp, 0, 0)) { + return FX_ERR_Succeeded; + } + return FX_ERR_Indefinite; +} + +FX_ERR CFX_Graphics::RenderDeviceStretchImage(CFX_DIBSource* source, + const CFX_RectF& rect, + CFX_Matrix* matrix) { + CFX_Matrix m1; + m1.Set(m_info.CTM.a, m_info.CTM.b, m_info.CTM.c, m_info.CTM.d, m_info.CTM.e, + m_info.CTM.f); + if (matrix) { + m1.Concat(*matrix); + } + std::unique_ptr<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; + std::unique_ptr<CFX_DIBitmap> bmp2(bmp1->FlipImage(FALSE, TRUE)); + std::unique_ptr<CFX_DIBitmap> bmp3( + bmp2->TransformTo((CFX_Matrix*)&m2, left, top)); + CFX_RectF r; + GetClipRect(r); + CFX_DIBitmap* bitmap = m_renderDevice->GetBitmap(); + if (bitmap->CompositeBitmap(FXSYS_round(r.left), FXSYS_round(r.top), + FXSYS_round(r.Width()), FXSYS_round(r.Height()), + bmp3.get(), FXSYS_round(r.left - left), + FXSYS_round(r.top - top))) { + return FX_ERR_Succeeded; + } + return FX_ERR_Indefinite; +} + +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(m_info.CTM.a, m_info.CTM.b, m_info.CTM.c, m_info.CTM.d, m_info.CTM.e, + m_info.CTM.f); + m.Translate(0, m_info.fontSize * m_info.fontHScale); + if (matrix) { + m.Concat(*matrix); + } + FX_BOOL result = m_renderDevice->DrawNormalText( + length, charPos, m_info.font, CFX_GEModule::Get()->GetFontCache(), + -m_info.fontSize * m_info.fontHScale, (CFX_Matrix*)&m, + m_info.fillColor->m_info.argb, FXTEXT_CLEARTYPE); + if (!result) + return 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 = m_info.fillColor->m_info.pattern; + CFX_DIBitmap* bitmap = m_renderDevice->GetBitmap(); + int32_t width = bitmap->GetWidth(); + int32_t height = bitmap->GetHeight(); + CFX_DIBitmap bmp; + bmp.Create(width, height, FXDIB_Argb); + m_renderDevice->GetDIBits(&bmp, 0, 0); + + FX_HatchStyle hatchStyle = m_info.fillColor->m_info.pattern->m_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, m_info.fillColor->m_info.pattern->m_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, + m_info.fillColor->m_info.pattern->m_foreArgb); + } + } + + m_renderDevice->SaveState(); + m_renderDevice->SetClip_PathFill(path->GetPathData(), (CFX_Matrix*)matrix, + fillMode); + SetDIBitsWithMatrix(&bmp, &pattern->m_matrix); + m_renderDevice->RestoreState(); + return FX_ERR_Succeeded; +} + +FX_ERR CFX_Graphics::FillPathWithShading(CFX_Path* path, + FX_FillMode fillMode, + CFX_Matrix* matrix) { + CFX_DIBitmap* bitmap = m_renderDevice->GetBitmap(); + int32_t width = bitmap->GetWidth(); + int32_t height = bitmap->GetHeight(); + FX_FLOAT start_x = m_info.fillColor->m_shading->m_beginPoint.x; + FX_FLOAT start_y = m_info.fillColor->m_shading->m_beginPoint.y; + FX_FLOAT end_x = m_info.fillColor->m_shading->m_endPoint.x; + FX_FLOAT end_y = m_info.fillColor->m_shading->m_endPoint.y; + CFX_DIBitmap bmp; + bmp.Create(width, height, FXDIB_Argb); + m_renderDevice->GetDIBits(&bmp, 0, 0); + int32_t pitch = bmp.GetPitch(); + FX_BOOL result = FALSE; + switch (m_info.fillColor->m_shading->m_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 = (x_span * x_span) + (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 = + (((x - start_x) * x_span) + ((y - start_y) * y_span)) / + axis_len_square; + if (scale < 0) { + if (!m_info.fillColor->m_shading->m_isExtendedBegin) { + continue; + } + scale = 0; + } else if (scale > 1.0f) { + if (!m_info.fillColor->m_shading->m_isExtendedEnd) { + continue; + } + scale = 1.0f; + } + int32_t index = (int32_t)(scale * (FX_SHADING_Steps - 1)); + dib_buf[column] = m_info.fillColor->m_shading->m_argbArray[index]; + } + } + result = TRUE; + break; + } + case FX_SHADING_Radial: { + FX_FLOAT start_r = m_info.fillColor->m_shading->m_beginRadius; + FX_FLOAT end_r = m_info.fillColor->m_shading->m_endRadius; + FX_FLOAT a = ((start_x - end_x) * (start_x - end_x)) + + ((start_y - end_y) * (start_y - end_y)) - + ((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 * (((x - start_x) * (end_x - start_x)) + + ((y - start_y) * (end_y - start_y)) + + (start_r * (end_r - start_r))); + FX_FLOAT c = ((x - start_x) * (x - start_x)) + + ((y - start_y) * (y - start_y)) - (start_r * start_r); + FX_FLOAT s; + if (a == 0) { + s = -c / b; + } else { + FX_FLOAT b2_4ac = (b * b) - 4 * (a * c); + if (b2_4ac < 0) { + continue; + } + FX_FLOAT root = (FXSYS_sqrt(b2_4ac)); + FX_FLOAT s1, s2; + if (a > 0) { + s1 = (-b - root) / (2 * a); + s2 = (-b + root) / (2 * a); + } else { + s2 = (-b - root) / (2 * a); + s1 = (-b + root) / (2 * a); + } + if (s2 <= 1.0f || m_info.fillColor->m_shading->m_isExtendedEnd) { + s = (s2); + } else { + s = (s1); + } + if ((start_r) + s * (end_r - start_r) < 0) { + continue; + } + } + if (s < 0) { + if (!m_info.fillColor->m_shading->m_isExtendedBegin) { + continue; + } + s = 0; + } + if (s > 1.0f) { + if (!m_info.fillColor->m_shading->m_isExtendedEnd) { + continue; + } + s = 1.0f; + } + int index = (int32_t)(s * (FX_SHADING_Steps - 1)); + dib_buf[column] = m_info.fillColor->m_shading->m_argbArray[index]; + } + } + result = TRUE; + break; + } + default: { result = FALSE; } + } + if (result) { + m_renderDevice->SaveState(); + m_renderDevice->SetClip_PathFill(path->GetPathData(), (CFX_Matrix*)matrix, + fillMode); + SetDIBitsWithMatrix(&bmp, matrix); + m_renderDevice->RestoreState(); + } + return result; +} + +FX_ERR CFX_Graphics::SetDIBitsWithMatrix(CFX_DIBSource* source, + CFX_Matrix* matrix) { + if (matrix->IsIdentity()) { + m_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; + std::unique_ptr<CFX_DIBitmap> bmp1(source->FlipImage(FALSE, TRUE)); + std::unique_ptr<CFX_DIBitmap> bmp2( + bmp1->TransformTo((CFX_Matrix*)&m, left, top)); + m_renderDevice->SetDIBits(bmp2.get(), left, top); + } + 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(m_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( + m_info.font->GetGlyphWidth(charPos[0].m_GlyphIndex) * m_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) * m_info.fontSize / 1000 + + m_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(m_info.font->GetGlyphWidth(charPos[i].m_GlyphIndex) * + m_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) * m_info.fontSize / 1000 + + m_info.fontSpacing; + } + rect.width = (FX_FLOAT)penX - rect.left; + rect.height = rect.top + m_info.fontSize * m_info.fontHScale - rect.top; + return FX_ERR_Succeeded; +} + +CFX_Graphics::TInfo::TInfo(const TInfo& info) + : graphState(info.graphState), + isAntialiasing(info.isAntialiasing), + strokeAlignment(info.strokeAlignment), + CTM(info.CTM), + isActOnDash(info.isActOnDash), + strokeColor(info.strokeColor), + fillColor(info.fillColor), + font(info.font), + fontSize(info.fontSize), + fontHScale(info.fontHScale), + fontSpacing(info.fontSpacing) {} + +CFX_Graphics::TInfo& CFX_Graphics::TInfo::operator=(const TInfo& other) { + graphState.Copy(other.graphState); + isAntialiasing = other.isAntialiasing; + strokeAlignment = other.strokeAlignment; + CTM = other.CTM; + isActOnDash = other.isActOnDash; + strokeColor = other.strokeColor; + fillColor = other.fillColor; + font = other.font; + fontSize = other.fontSize; + fontHScale = other.fontHScale; + fontSpacing = other.fontSpacing; + return *this; +} |