diff options
Diffstat (limited to 'xfa/fde/fde_render.cpp')
| -rw-r--r-- | xfa/fde/fde_render.cpp | 125 |
1 files changed, 63 insertions, 62 deletions
diff --git a/xfa/fde/fde_render.cpp b/xfa/fde/fde_render.cpp index fed831348a..59bb5f1aa2 100644 --- a/xfa/fde/fde_render.cpp +++ b/xfa/fde/fde_render.cpp @@ -24,7 +24,7 @@ class CFDE_RenderContext : public IFDE_RenderContext, public CFX_Target { IFDE_CanvasSet* pCanvasSet, const CFX_Matrix& tmDoc2Device); virtual FDE_RENDERSTATUS GetStatus() const { return m_eStatus; } - virtual FDE_RENDERSTATUS DoRender(IFX_Pause* pPause = NULL); + virtual FDE_RENDERSTATUS DoRender(IFX_Pause* pPause = nullptr); virtual void StopRender(); void RenderPath(IFDE_PathSet* pPathSet, FDE_HVISUALOBJ hPath); void RenderText(IFDE_TextSet* pTextSet, FDE_HVISUALOBJ hText); @@ -36,7 +36,7 @@ class CFDE_RenderContext : public IFDE_RenderContext, public CFX_Target { protected: FDE_RENDERSTATUS m_eStatus; IFDE_RenderDevice* m_pRenderDevice; - IFDE_SolidBrush* m_pSolidBrush; + CFDE_Brush* m_pBrush; CFX_Matrix m_Transform; FXTEXT_CHARPOS* m_pCharPos; int32_t m_iCharPosCount; @@ -93,51 +93,52 @@ void FDE_GetPageMatrix(CFX_Matrix& pageMatrix, } pageMatrix = m; } + IFDE_RenderContext* IFDE_RenderContext::Create() { return new CFDE_RenderContext; } + CFDE_RenderContext::CFDE_RenderContext() : m_eStatus(FDE_RENDERSTATUS_Reset), - m_pRenderDevice(NULL), - m_pSolidBrush(NULL), + m_pRenderDevice(nullptr), + m_pBrush(nullptr), m_Transform(), - m_pCharPos(NULL), + m_pCharPos(nullptr), m_iCharPosCount(0), - m_pIterator(NULL) { + m_pIterator(nullptr) { m_Transform.SetIdentity(); } + CFDE_RenderContext::~CFDE_RenderContext() { StopRender(); } + FX_BOOL CFDE_RenderContext::StartRender(IFDE_RenderDevice* pRenderDevice, IFDE_CanvasSet* pCanvasSet, const CFX_Matrix& tmDoc2Device) { - if (m_pRenderDevice != NULL) { + if (m_pRenderDevice) return FALSE; - } - if (pRenderDevice == NULL) { + if (!pRenderDevice) return FALSE; - } - if (pCanvasSet == NULL) { + if (!pCanvasSet) return FALSE; - } m_eStatus = FDE_RENDERSTATUS_Paused; m_pRenderDevice = pRenderDevice; m_Transform = tmDoc2Device; - if (m_pIterator == NULL) { + if (!m_pIterator) { m_pIterator = IFDE_VisualSetIterator::Create(); - FXSYS_assert(m_pIterator != NULL); + FXSYS_assert(m_pIterator); } return m_pIterator->AttachCanvas(pCanvasSet) && m_pIterator->FilterObjects(); } + FDE_RENDERSTATUS CFDE_RenderContext::DoRender(IFX_Pause* pPause) { - if (m_pRenderDevice == NULL) { + if (!m_pRenderDevice) return FDE_RENDERSTATUS_Failed; - } - if (m_pIterator == NULL) { + if (!m_pIterator) return FDE_RENDERSTATUS_Failed; - } + FDE_RENDERSTATUS eStatus = FDE_RENDERSTATUS_Paused; CFX_Matrix rm; rm.SetReverse(m_Transform); @@ -154,15 +155,15 @@ FDE_RENDERSTATUS CFDE_RenderContext::DoRender(IFX_Pause* pPause) { int32_t iCount = 0; while (TRUE) { hVisualObj = m_pIterator->GetNext(pVisualSet); - if (hVisualObj == NULL || pVisualSet == NULL) { + if (!hVisualObj || !pVisualSet) { eStatus = FDE_RENDERSTATUS_Done; break; } rtObj.Empty(); pVisualSet->GetRect(hVisualObj, rtObj); - if (!rtDocClip.IntersectWith(rtObj)) { + if (!rtDocClip.IntersectWith(rtObj)) continue; - } + switch (pVisualSet->GetType()) { case FDE_VISUALOBJ_Text: RenderText((IFDE_TextSet*)pVisualSet, hVisualObj); @@ -181,13 +182,14 @@ FDE_RENDERSTATUS CFDE_RenderContext::DoRender(IFX_Pause* pPause) { default: break; } - if (iCount >= 100 && pPause != NULL && pPause->NeedToPauseNow()) { + if (iCount >= 100 && pPause && pPause->NeedToPauseNow()) { eStatus = FDE_RENDERSTATUS_Paused; break; } } return m_eStatus = eStatus; } + void CFDE_RenderContext::StopRender() { m_eStatus = FDE_RENDERSTATUS_Reset; m_pRenderDevice = nullptr; @@ -196,87 +198,85 @@ void CFDE_RenderContext::StopRender() { m_pIterator->Release(); m_pIterator = nullptr; } - if (m_pSolidBrush) { - m_pSolidBrush->Release(); - m_pSolidBrush = nullptr; + if (m_pBrush) { + delete m_pBrush; + m_pBrush = nullptr; } FX_Free(m_pCharPos); m_pCharPos = nullptr; m_iCharPosCount = 0; } + void CFDE_RenderContext::RenderText(IFDE_TextSet* pTextSet, FDE_HVISUALOBJ hText) { - FXSYS_assert(m_pRenderDevice != NULL); - FXSYS_assert(pTextSet != NULL && hText != NULL); + FXSYS_assert(m_pRenderDevice); + FXSYS_assert(pTextSet && hText); + IFX_Font* pFont = pTextSet->GetFont(hText); - if (pFont == NULL) { + if (!pFont) return; - } - int32_t iCount = pTextSet->GetDisplayPos(hText, NULL, FALSE); - if (iCount < 1) { + + int32_t iCount = pTextSet->GetDisplayPos(hText, nullptr, FALSE); + if (iCount < 1) return; - } - if (m_pSolidBrush == NULL) { - m_pSolidBrush = new CFDE_SolidBrush; - if (m_pSolidBrush == NULL) { - return; - } - } - if (m_pCharPos == NULL) { + + if (!m_pBrush) + m_pBrush = new CFDE_Brush; + + if (!m_pCharPos) m_pCharPos = FX_Alloc(FXTEXT_CHARPOS, iCount); - } else if (m_iCharPosCount < iCount) { + else if (m_iCharPosCount < iCount) m_pCharPos = FX_Realloc(FXTEXT_CHARPOS, m_pCharPos, iCount); - } - if (m_iCharPosCount < iCount) { + + if (m_iCharPosCount < iCount) m_iCharPosCount = iCount; - } + iCount = pTextSet->GetDisplayPos(hText, m_pCharPos, FALSE); FX_FLOAT fFontSize = pTextSet->GetFontSize(hText); FX_ARGB dwColor = pTextSet->GetFontColor(hText); - m_pSolidBrush->SetColor(dwColor); + m_pBrush->SetColor(dwColor); FDE_HDEVICESTATE hState; FX_BOOL bClip = ApplyClip(pTextSet, hText, hState); - m_pRenderDevice->DrawString(m_pSolidBrush, pFont, m_pCharPos, iCount, - fFontSize, &m_Transform); - if (bClip) { + m_pRenderDevice->DrawString(m_pBrush, pFont, m_pCharPos, iCount, fFontSize, + &m_Transform); + if (bClip) RestoreClip(hState); - } } + void CFDE_RenderContext::RenderPath(IFDE_PathSet* pPathSet, FDE_HVISUALOBJ hPath) { - FXSYS_assert(m_pRenderDevice != NULL); - FXSYS_assert(pPathSet != NULL && hPath != NULL); + FXSYS_assert(m_pRenderDevice); + FXSYS_assert(pPathSet && hPath); + IFDE_Path* pPath = pPathSet->GetPath(hPath); - if (pPath == NULL) { + if (!pPath) return; - } + FDE_HDEVICESTATE hState; FX_BOOL bClip = ApplyClip(pPathSet, hPath, hState); int32_t iRenderMode = pPathSet->GetRenderMode(hPath); if (iRenderMode & FDE_PATHRENDER_Stroke) { - IFDE_Pen* pPen = pPathSet->GetPen(hPath); + CFDE_Pen* pPen = pPathSet->GetPen(hPath); FX_FLOAT fWidth = pPathSet->GetPenWidth(hPath); - if (pPen != NULL && fWidth > 0) { + if (pPen && fWidth > 0) m_pRenderDevice->DrawPath(pPen, fWidth, pPath, &m_Transform); - } } if (iRenderMode & FDE_PATHRENDER_Fill) { - IFDE_Brush* pBrush = pPathSet->GetBrush(hPath); - if (pBrush != NULL) { + CFDE_Brush* pBrush = pPathSet->GetBrush(hPath); + if (pBrush) m_pRenderDevice->FillPath(pBrush, pPath, &m_Transform); - } } - if (bClip) { + if (bClip) RestoreClip(hState); - } } + FX_BOOL CFDE_RenderContext::ApplyClip(IFDE_VisualSet* pVisualSet, FDE_HVISUALOBJ hObj, FDE_HDEVICESTATE& hState) { CFX_RectF rtClip; - if (!pVisualSet->GetClip(hObj, rtClip)) { + if (!pVisualSet->GetClip(hObj, rtClip)) return FALSE; - } + CFX_RectF rtObj; pVisualSet->GetRect(hObj, rtObj); rtClip.Offset(rtObj.left, rtObj.top); @@ -286,6 +286,7 @@ FX_BOOL CFDE_RenderContext::ApplyClip(IFDE_VisualSet* pVisualSet, hState = m_pRenderDevice->SaveState(); return m_pRenderDevice->SetClipRect(rtClip); } + void CFDE_RenderContext::RestoreClip(FDE_HDEVICESTATE hState) { m_pRenderDevice->RestoreState(hState); } |