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Diffstat (limited to 'core/fxge/ge/fx_ge_device.cpp')
| -rw-r--r-- | core/fxge/ge/fx_ge_device.cpp | 504 |
1 files changed, 0 insertions, 504 deletions
diff --git a/core/fxge/ge/fx_ge_device.cpp b/core/fxge/ge/fx_ge_device.cpp deleted file mode 100644 index 1b4d9c8144..0000000000 --- a/core/fxge/ge/fx_ge_device.cpp +++ /dev/null @@ -1,504 +0,0 @@ -// 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 "core/fxge/include/cfx_pathdata.h" -#include "core/fxge/include/fx_ge.h" -#include "core/fxge/include/ifx_renderdevicedriver.h" - -#if defined _SKIA_SUPPORT_ -#include "third_party/skia/include/core/SkTypes.h" -#endif - -CFX_RenderDevice::CFX_RenderDevice() - : m_pBitmap(nullptr), - m_Width(0), - m_Height(0), - m_bpp(0), - m_RenderCaps(0), - m_DeviceClass(0) {} - -CFX_RenderDevice::~CFX_RenderDevice() {} - -#ifdef _SKIA_SUPPORT_ -void CFX_RenderDevice::Flush() { - m_pDeviceDriver.reset(); -} -#endif - -void CFX_RenderDevice::SetDeviceDriver( - std::unique_ptr<IFX_RenderDeviceDriver> pDriver) { - m_pDeviceDriver = std::move(pDriver); - InitDeviceInfo(); -} - -void CFX_RenderDevice::InitDeviceInfo() { - m_Width = m_pDeviceDriver->GetDeviceCaps(FXDC_PIXEL_WIDTH); - m_Height = m_pDeviceDriver->GetDeviceCaps(FXDC_PIXEL_HEIGHT); - m_bpp = m_pDeviceDriver->GetDeviceCaps(FXDC_BITS_PIXEL); - m_RenderCaps = m_pDeviceDriver->GetDeviceCaps(FXDC_RENDER_CAPS); - m_DeviceClass = m_pDeviceDriver->GetDeviceCaps(FXDC_DEVICE_CLASS); - if (!m_pDeviceDriver->GetClipBox(&m_ClipBox)) { - m_ClipBox.left = 0; - m_ClipBox.top = 0; - m_ClipBox.right = m_Width; - m_ClipBox.bottom = m_Height; - } -} - -FX_BOOL CFX_RenderDevice::StartRendering() { - return m_pDeviceDriver->StartRendering(); -} - -void CFX_RenderDevice::EndRendering() { - m_pDeviceDriver->EndRendering(); -} - -void CFX_RenderDevice::SaveState() { - m_pDeviceDriver->SaveState(); -} - -void CFX_RenderDevice::RestoreState(bool bKeepSaved) { - m_pDeviceDriver->RestoreState(bKeepSaved); - UpdateClipBox(); -} - -int CFX_RenderDevice::GetDeviceCaps(int caps_id) const { - return m_pDeviceDriver->GetDeviceCaps(caps_id); -} -CFX_Matrix CFX_RenderDevice::GetCTM() const { - return m_pDeviceDriver->GetCTM(); -} - -FX_BOOL CFX_RenderDevice::CreateCompatibleBitmap(CFX_DIBitmap* pDIB, - int width, - int height) const { - if (m_RenderCaps & FXRC_CMYK_OUTPUT) { - return pDIB->Create(width, height, m_RenderCaps & FXRC_ALPHA_OUTPUT - ? FXDIB_Cmyka - : FXDIB_Cmyk); - } - if (m_RenderCaps & FXRC_BYTEMASK_OUTPUT) { - return pDIB->Create(width, height, FXDIB_8bppMask); - } -#if _FXM_PLATFORM_ == _FXM_PLATFORM_APPLE_ - return pDIB->Create(width, height, m_RenderCaps & FXRC_ALPHA_OUTPUT - ? FXDIB_Argb - : FXDIB_Rgb32); -#else - return pDIB->Create( - width, height, m_RenderCaps & FXRC_ALPHA_OUTPUT ? FXDIB_Argb : FXDIB_Rgb); -#endif -} - -FX_BOOL CFX_RenderDevice::SetClip_PathFill(const CFX_PathData* pPathData, - const CFX_Matrix* pObject2Device, - int fill_mode) { - if (!m_pDeviceDriver->SetClip_PathFill(pPathData, pObject2Device, - fill_mode)) { - return FALSE; - } - UpdateClipBox(); - return TRUE; -} - -FX_BOOL CFX_RenderDevice::SetClip_PathStroke( - const CFX_PathData* pPathData, - const CFX_Matrix* pObject2Device, - const CFX_GraphStateData* pGraphState) { - if (!m_pDeviceDriver->SetClip_PathStroke(pPathData, pObject2Device, - pGraphState)) { - return FALSE; - } - UpdateClipBox(); - return TRUE; -} - -FX_BOOL CFX_RenderDevice::SetClip_Rect(const FX_RECT& rect) { - CFX_PathData path; - path.AppendRect(rect.left, rect.bottom, rect.right, rect.top); - if (!SetClip_PathFill(&path, nullptr, FXFILL_WINDING)) - return FALSE; - - UpdateClipBox(); - return TRUE; -} - -void CFX_RenderDevice::UpdateClipBox() { - if (m_pDeviceDriver->GetClipBox(&m_ClipBox)) { - return; - } - m_ClipBox.left = 0; - m_ClipBox.top = 0; - m_ClipBox.right = m_Width; - m_ClipBox.bottom = m_Height; -} - -FX_BOOL CFX_RenderDevice::DrawPathWithBlend( - const CFX_PathData* pPathData, - const CFX_Matrix* pObject2Device, - const CFX_GraphStateData* pGraphState, - uint32_t fill_color, - uint32_t stroke_color, - int fill_mode, - int blend_type) { - uint8_t stroke_alpha = pGraphState ? FXARGB_A(stroke_color) : 0; - uint8_t fill_alpha = (fill_mode & 3) ? FXARGB_A(fill_color) : 0; - if (stroke_alpha == 0 && pPathData->GetPointCount() == 2) { - FX_PATHPOINT* pPoints = pPathData->GetPoints(); - FX_FLOAT x1, x2, y1, y2; - if (pObject2Device) { - pObject2Device->Transform(pPoints[0].m_PointX, pPoints[0].m_PointY, x1, - y1); - pObject2Device->Transform(pPoints[1].m_PointX, pPoints[1].m_PointY, x2, - y2); - } else { - x1 = pPoints[0].m_PointX; - y1 = pPoints[0].m_PointY; - x2 = pPoints[1].m_PointX; - y2 = pPoints[1].m_PointY; - } - DrawCosmeticLineWithFillModeAndBlend(x1, y1, x2, y2, fill_color, fill_mode, - blend_type); - return TRUE; - } - if ((pPathData->GetPointCount() == 5 || pPathData->GetPointCount() == 4) && - stroke_alpha == 0) { - CFX_FloatRect rect_f; - if (!(fill_mode & FXFILL_RECT_AA) && - pPathData->IsRect(pObject2Device, &rect_f)) { - FX_RECT rect_i = rect_f.GetOuterRect(); - - // Depending on the top/bottom, left/right values of the rect it's - // possible to overflow the Width() and Height() calculations. Check that - // the rect will have valid dimension before continuing. - if (!rect_i.Valid()) - return FALSE; - - int width = (int)FXSYS_ceil(rect_f.right - rect_f.left); - if (width < 1) { - width = 1; - if (rect_i.left == rect_i.right) { - rect_i.right++; - } - } - int height = (int)FXSYS_ceil(rect_f.top - rect_f.bottom); - if (height < 1) { - height = 1; - if (rect_i.bottom == rect_i.top) { - rect_i.bottom++; - } - } - if (rect_i.Width() >= width + 1) { - if (rect_f.left - (FX_FLOAT)(rect_i.left) > - (FX_FLOAT)(rect_i.right) - rect_f.right) { - rect_i.left++; - } else { - rect_i.right--; - } - } - if (rect_i.Height() >= height + 1) { - if (rect_f.top - (FX_FLOAT)(rect_i.top) > - (FX_FLOAT)(rect_i.bottom) - rect_f.bottom) { - rect_i.top++; - } else { - rect_i.bottom--; - } - } - if (FillRectWithBlend(&rect_i, fill_color, blend_type)) { - return TRUE; - } - } - } - if ((fill_mode & 3) && stroke_alpha == 0 && !(fill_mode & FX_FILL_STROKE) && - !(fill_mode & FX_FILL_TEXT_MODE)) { - CFX_PathData newPath; - FX_BOOL bThin = FALSE; - if (pPathData->GetZeroAreaPath(newPath, (CFX_Matrix*)pObject2Device, bThin, - m_pDeviceDriver->GetDriverType())) { - CFX_GraphStateData graphState; - graphState.m_LineWidth = 0.0f; - uint32_t strokecolor = fill_color; - if (bThin) { - strokecolor = (((fill_alpha >> 2) << 24) | (strokecolor & 0x00ffffff)); - } - CFX_Matrix* pMatrix = nullptr; - if (pObject2Device && !pObject2Device->IsIdentity()) { - pMatrix = (CFX_Matrix*)pObject2Device; - } - int smooth_path = FX_ZEROAREA_FILL; - if (fill_mode & FXFILL_NOPATHSMOOTH) { - smooth_path |= FXFILL_NOPATHSMOOTH; - } - m_pDeviceDriver->DrawPath(&newPath, pMatrix, &graphState, 0, strokecolor, - smooth_path, blend_type); - } - } - if ((fill_mode & 3) && fill_alpha && stroke_alpha < 0xff && - (fill_mode & FX_FILL_STROKE)) { - if (m_RenderCaps & FXRC_FILLSTROKE_PATH) { - return m_pDeviceDriver->DrawPath(pPathData, pObject2Device, pGraphState, - fill_color, stroke_color, fill_mode, - blend_type); - } - return DrawFillStrokePath(pPathData, pObject2Device, pGraphState, - fill_color, stroke_color, fill_mode, blend_type); - } - return m_pDeviceDriver->DrawPath(pPathData, pObject2Device, pGraphState, - fill_color, stroke_color, fill_mode, - blend_type); -} - -// This can be removed once PDFium entirely relies on Skia -FX_BOOL CFX_RenderDevice::DrawFillStrokePath( - const CFX_PathData* pPathData, - const CFX_Matrix* pObject2Device, - const CFX_GraphStateData* pGraphState, - uint32_t fill_color, - uint32_t stroke_color, - int fill_mode, - int blend_type) { - if (!(m_RenderCaps & FXRC_GET_BITS)) { - return FALSE; - } - CFX_FloatRect bbox; - if (pGraphState) { - bbox = pPathData->GetBoundingBox(pGraphState->m_LineWidth, - pGraphState->m_MiterLimit); - } else { - bbox = pPathData->GetBoundingBox(); - } - if (pObject2Device) { - bbox.Transform(pObject2Device); - } - CFX_Matrix ctm = GetCTM(); - FX_FLOAT fScaleX = FXSYS_fabs(ctm.a); - FX_FLOAT fScaleY = FXSYS_fabs(ctm.d); - FX_RECT rect = bbox.GetOuterRect(); - CFX_DIBitmap bitmap, Backdrop; - if (!CreateCompatibleBitmap(&bitmap, FXSYS_round(rect.Width() * fScaleX), - FXSYS_round(rect.Height() * fScaleY))) { - return FALSE; - } - if (bitmap.HasAlpha()) { - bitmap.Clear(0); - Backdrop.Copy(&bitmap); - } else { - if (!m_pDeviceDriver->GetDIBits(&bitmap, rect.left, rect.top)) - return FALSE; - Backdrop.Copy(&bitmap); - } - CFX_FxgeDevice bitmap_device; - bitmap_device.Attach(&bitmap, false, &Backdrop, true); - CFX_Matrix matrix; - if (pObject2Device) { - matrix = *pObject2Device; - } - matrix.TranslateI(-rect.left, -rect.top); - matrix.Concat(fScaleX, 0, 0, fScaleY, 0, 0); - if (!bitmap_device.GetDeviceDriver()->DrawPath( - pPathData, &matrix, pGraphState, fill_color, stroke_color, - fill_mode, blend_type)) { - return FALSE; - } - FX_RECT src_rect(0, 0, FXSYS_round(rect.Width() * fScaleX), - FXSYS_round(rect.Height() * fScaleY)); - return m_pDeviceDriver->SetDIBits(&bitmap, 0, &src_rect, rect.left, - rect.top, FXDIB_BLEND_NORMAL); -} - -FX_BOOL CFX_RenderDevice::SetPixel(int x, int y, uint32_t color) { - if (m_pDeviceDriver->SetPixel(x, y, color)) - return TRUE; - - FX_RECT rect(x, y, x + 1, y + 1); - return FillRectWithBlend(&rect, color, FXDIB_BLEND_NORMAL); -} - -FX_BOOL CFX_RenderDevice::FillRectWithBlend(const FX_RECT* pRect, - uint32_t fill_color, - int blend_type) { - if (m_pDeviceDriver->FillRectWithBlend(pRect, fill_color, blend_type)) - return TRUE; - - if (!(m_RenderCaps & FXRC_GET_BITS)) - return FALSE; - - CFX_DIBitmap bitmap; - if (!CreateCompatibleBitmap(&bitmap, pRect->Width(), pRect->Height())) - return FALSE; - - if (!m_pDeviceDriver->GetDIBits(&bitmap, pRect->left, pRect->top)) - return FALSE; - - if (!bitmap.CompositeRect(0, 0, pRect->Width(), pRect->Height(), fill_color, - 0, nullptr)) { - return FALSE; - } - FX_RECT src_rect(0, 0, pRect->Width(), pRect->Height()); - m_pDeviceDriver->SetDIBits(&bitmap, 0, &src_rect, pRect->left, pRect->top, - FXDIB_BLEND_NORMAL); - return TRUE; -} - -FX_BOOL CFX_RenderDevice::DrawCosmeticLineWithFillModeAndBlend(FX_FLOAT x1, - FX_FLOAT y1, - FX_FLOAT x2, - FX_FLOAT y2, - uint32_t color, - int fill_mode, - int blend_type) { - if ((color >= 0xff000000) && - m_pDeviceDriver->DrawCosmeticLine(x1, y1, x2, y2, color, blend_type)) { - return TRUE; - } - CFX_GraphStateData graph_state; - CFX_PathData path; - path.SetPointCount(2); - path.SetPoint(0, x1, y1, FXPT_MOVETO); - path.SetPoint(1, x2, y2, FXPT_LINETO); - return m_pDeviceDriver->DrawPath(&path, nullptr, &graph_state, 0, color, - fill_mode, blend_type); -} - -FX_BOOL CFX_RenderDevice::GetDIBits(CFX_DIBitmap* pBitmap, int left, int top) { - if (!(m_RenderCaps & FXRC_GET_BITS)) - return FALSE; - return m_pDeviceDriver->GetDIBits(pBitmap, left, top); -} - -CFX_DIBitmap* CFX_RenderDevice::GetBackDrop() { - return m_pDeviceDriver->GetBackDrop(); -} - -FX_BOOL CFX_RenderDevice::SetDIBitsWithBlend(const CFX_DIBSource* pBitmap, - int left, - int top, - int blend_mode) { - ASSERT(!pBitmap->IsAlphaMask()); - CFX_Matrix ctm = GetCTM(); - FX_FLOAT fScaleX = FXSYS_fabs(ctm.a); - FX_FLOAT fScaleY = FXSYS_fabs(ctm.d); - FX_RECT dest_rect(left, top, - FXSYS_round(left + pBitmap->GetWidth() / fScaleX), - FXSYS_round(top + pBitmap->GetHeight() / fScaleY)); - dest_rect.Intersect(m_ClipBox); - if (dest_rect.IsEmpty()) { - return TRUE; - } - FX_RECT src_rect(dest_rect.left - left, dest_rect.top - top, - dest_rect.left - left + dest_rect.Width(), - dest_rect.top - top + dest_rect.Height()); - src_rect.left = FXSYS_round(src_rect.left * fScaleX); - src_rect.top = FXSYS_round(src_rect.top * fScaleY); - src_rect.right = FXSYS_round(src_rect.right * fScaleX); - src_rect.bottom = FXSYS_round(src_rect.bottom * fScaleY); - if ((blend_mode != FXDIB_BLEND_NORMAL && !(m_RenderCaps & FXRC_BLEND_MODE)) || - (pBitmap->HasAlpha() && !(m_RenderCaps & FXRC_ALPHA_IMAGE))) { - if (!(m_RenderCaps & FXRC_GET_BITS)) { - return FALSE; - } - int bg_pixel_width = FXSYS_round(dest_rect.Width() * fScaleX); - int bg_pixel_height = FXSYS_round(dest_rect.Height() * fScaleY); - CFX_DIBitmap background; - if (!background.Create( - bg_pixel_width, bg_pixel_height, - (m_RenderCaps & FXRC_CMYK_OUTPUT) ? FXDIB_Cmyk : FXDIB_Rgb32)) { - return FALSE; - } - if (!m_pDeviceDriver->GetDIBits(&background, dest_rect.left, - dest_rect.top)) { - return FALSE; - } - if (!background.CompositeBitmap(0, 0, bg_pixel_width, bg_pixel_height, - pBitmap, src_rect.left, src_rect.top, - blend_mode, nullptr, FALSE, nullptr)) { - return FALSE; - } - FX_RECT rect(0, 0, bg_pixel_width, bg_pixel_height); - return m_pDeviceDriver->SetDIBits(&background, 0, &rect, dest_rect.left, - dest_rect.top, FXDIB_BLEND_NORMAL); - } - return m_pDeviceDriver->SetDIBits(pBitmap, 0, &src_rect, dest_rect.left, - dest_rect.top, blend_mode); -} - -FX_BOOL CFX_RenderDevice::StretchDIBitsWithFlagsAndBlend( - const CFX_DIBSource* pBitmap, - int left, - int top, - int dest_width, - int dest_height, - uint32_t flags, - int blend_mode) { - FX_RECT dest_rect(left, top, left + dest_width, top + dest_height); - FX_RECT clip_box = m_ClipBox; - clip_box.Intersect(dest_rect); - if (clip_box.IsEmpty()) - return TRUE; - return m_pDeviceDriver->StretchDIBits(pBitmap, 0, left, top, dest_width, - dest_height, &clip_box, flags, - blend_mode); -} - -FX_BOOL CFX_RenderDevice::SetBitMask(const CFX_DIBSource* pBitmap, - int left, - int top, - uint32_t argb) { - FX_RECT src_rect(0, 0, pBitmap->GetWidth(), pBitmap->GetHeight()); - return m_pDeviceDriver->SetDIBits(pBitmap, argb, &src_rect, left, top, - FXDIB_BLEND_NORMAL); -} - -FX_BOOL CFX_RenderDevice::StretchBitMask(const CFX_DIBSource* pBitmap, - int left, - int top, - int dest_width, - int dest_height, - uint32_t color) { - return StretchBitMaskWithFlags(pBitmap, left, top, dest_width, dest_height, - color, 0); -} - -FX_BOOL CFX_RenderDevice::StretchBitMaskWithFlags(const CFX_DIBSource* pBitmap, - int left, - int top, - int dest_width, - int dest_height, - uint32_t argb, - uint32_t flags) { - FX_RECT dest_rect(left, top, left + dest_width, top + dest_height); - FX_RECT clip_box = m_ClipBox; - clip_box.Intersect(dest_rect); - return m_pDeviceDriver->StretchDIBits(pBitmap, argb, left, top, dest_width, - dest_height, &clip_box, flags, - FXDIB_BLEND_NORMAL); -} - -FX_BOOL CFX_RenderDevice::StartDIBitsWithBlend(const CFX_DIBSource* pBitmap, - int bitmap_alpha, - uint32_t argb, - const CFX_Matrix* pMatrix, - uint32_t flags, - void*& handle, - int blend_mode) { - return m_pDeviceDriver->StartDIBits(pBitmap, bitmap_alpha, argb, pMatrix, - flags, handle, blend_mode); -} - -FX_BOOL CFX_RenderDevice::ContinueDIBits(void* handle, IFX_Pause* pPause) { - return m_pDeviceDriver->ContinueDIBits(handle, pPause); -} - -void CFX_RenderDevice::CancelDIBits(void* handle) { - m_pDeviceDriver->CancelDIBits(handle); -} - -#ifdef _SKIA_SUPPORT_ - -void CFX_RenderDevice::DebugVerifyBitmapIsPreMultiplied() const { - SkASSERT(0); -} -#endif |