diff options
Diffstat (limited to 'xfa/src/fde/tto/fde_textout.cpp')
| -rw-r--r-- | xfa/src/fde/tto/fde_textout.cpp | 1120 |
1 files changed, 0 insertions, 1120 deletions
diff --git a/xfa/src/fde/tto/fde_textout.cpp b/xfa/src/fde/tto/fde_textout.cpp deleted file mode 100644 index fc3e4ab24b..0000000000 --- a/xfa/src/fde/tto/fde_textout.cpp +++ /dev/null @@ -1,1120 +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 "xfa/src/fde/tto/fde_textout.h" - -#include <algorithm> - -#include "core/include/fxcrt/fx_coordinates.h" -#include "core/include/fxcrt/fx_system.h" -#include "xfa/src/fde/fde_brush.h" -#include "xfa/src/fde/fde_pen.h" -#include "xfa/src/fde/fde_renderdevice.h" -#include "xfa/src/fgas/crt/fgas_memory.h" -#include "xfa/src/fgas/crt/fgas_utils.h" -#include "xfa/src/fgas/layout/fgas_textbreak.h" - -namespace { - -struct FDE_TTOPIECE { - public: - int32_t iStartChar; - int32_t iChars; - FX_DWORD dwCharStyles; - CFX_RectF rtPiece; -}; -typedef FDE_TTOPIECE* FDE_LPTTOPIECE; -typedef CFX_MassArrayTemplate<FDE_TTOPIECE> CFDE_TTOPieceArray; - -class CFDE_TTOLine : public CFX_Target { - public: - CFDE_TTOLine(); - CFDE_TTOLine(const CFDE_TTOLine& ttoLine); - ~CFDE_TTOLine(); - int32_t AddPiece(int32_t index, const FDE_TTOPIECE& ttoPiece); - int32_t GetSize() const; - FDE_LPTTOPIECE GetPtrAt(int32_t index); - void RemoveLast(int32_t iCount); - void RemoveAll(FX_BOOL bLeaveMemory); - FX_BOOL m_bNewReload; - CFDE_TTOPieceArray m_pieces; - - protected: - int32_t m_iPieceCount; -}; -typedef CFX_ObjectMassArrayTemplate<CFDE_TTOLine> CFDE_TTOLineArray; - -class CFDE_TextOut : public IFDE_TextOut, public CFX_Target { - public: - CFDE_TextOut(); - ~CFDE_TextOut(); - virtual void Release() { delete this; } - virtual void SetFont(IFX_Font* pFont); - virtual void SetFontSize(FX_FLOAT fFontSize); - virtual void SetTextColor(FX_ARGB color); - virtual void SetStyles(FX_DWORD dwStyles); - virtual void SetTabWidth(FX_FLOAT fTabWidth); - virtual void SetEllipsisString(const CFX_WideString& wsEllipsis); - virtual void SetParagraphBreakChar(FX_WCHAR wch); - virtual void SetAlignment(int32_t iAlignment); - virtual void SetLineSpace(FX_FLOAT fLineSpace); - virtual void SetDIBitmap(CFX_DIBitmap* pDIB); - virtual void SetRenderDevice(CFX_RenderDevice* pDevice); - virtual void SetClipRect(const CFX_Rect& rtClip); - virtual void SetClipRect(const CFX_RectF& rtClip); - virtual void SetMatrix(const CFX_Matrix& matrix); - virtual void SetLineBreakTolerance(FX_FLOAT fTolerance); - virtual void CalcSize(const FX_WCHAR* pwsStr, - int32_t iLength, - CFX_Size& size); - virtual void CalcSize(const FX_WCHAR* pwsStr, - int32_t iLength, - CFX_SizeF& size); - virtual void CalcSize(const FX_WCHAR* pwsStr, - int32_t iLength, - CFX_Rect& rect); - virtual void CalcSize(const FX_WCHAR* pwsStr, - int32_t iLength, - CFX_RectF& rect); - - virtual void DrawText(const FX_WCHAR* pwsStr, - int32_t iLength, - int32_t x, - int32_t y); - virtual void DrawText(const FX_WCHAR* pwsStr, - int32_t iLength, - FX_FLOAT x, - FX_FLOAT y); - virtual void DrawText(const FX_WCHAR* pwsStr, - int32_t iLength, - const CFX_Rect& rect); - virtual void DrawText(const FX_WCHAR* pwsStr, - int32_t iLength, - const CFX_RectF& rect); - - virtual void SetLogicClipRect(const CFX_RectF& rtClip); - virtual void CalcLogicSize(const FX_WCHAR* pwsStr, - int32_t iLength, - CFX_SizeF& size); - virtual void CalcLogicSize(const FX_WCHAR* pwsStr, - int32_t iLength, - CFX_RectF& rect); - virtual void DrawLogicText(const FX_WCHAR* pwsStr, - int32_t iLength, - FX_FLOAT x, - FX_FLOAT y); - virtual void DrawLogicText(const FX_WCHAR* pwsStr, - int32_t iLength, - const CFX_RectF& rect); - virtual int32_t GetTotalLines(); - - protected: - void CalcTextSize(const FX_WCHAR* pwsStr, int32_t iLength, CFX_RectF& rect); - FX_BOOL RetrieveLineWidth(FX_DWORD dwBreakStatus, - FX_FLOAT& fStartPos, - FX_FLOAT& fWidth, - FX_FLOAT& fHeight); - void SetLineWidth(CFX_RectF& rect); - void DrawText(const FX_WCHAR* pwsStr, - int32_t iLength, - const CFX_RectF& rect, - const CFX_RectF& rtClip); - void LoadText(const FX_WCHAR* pwsStr, int32_t iLength, const CFX_RectF& rect); - void LoadEllipsis(); - void ExpandBuffer(int32_t iSize, int32_t iType); - void RetrieveEllPieces(int32_t*& pCharWidths); - - void Reload(const CFX_RectF& rect); - void ReloadLinePiece(CFDE_TTOLine* pLine, const CFX_RectF& rect); - FX_BOOL RetriecePieces(FX_DWORD dwBreakStatus, - int32_t& iStartChar, - int32_t& iPieceWidths, - FX_BOOL bReload, - const CFX_RectF& rect); - void AppendPiece(const FDE_TTOPIECE& ttoPiece, - FX_BOOL bNeedReload, - FX_BOOL bEnd); - void ReplaceWidthEllipsis(); - void DoAlignment(const CFX_RectF& rect); - void OnDraw(const CFX_RectF& rtClip); - int32_t GetDisplayPos(FDE_LPTTOPIECE pPiece); - int32_t GetCharRects(FDE_LPTTOPIECE pPiece); - - void ToTextRun(const FDE_LPTTOPIECE pPiece, FX_TXTRUN& tr); - void DrawLine(const FDE_LPTTOPIECE pPiece, IFDE_Pen*& pPen); - - IFX_TxtBreak* m_pTxtBreak; - IFX_Font* m_pFont; - FX_FLOAT m_fFontSize; - FX_FLOAT m_fLineSpace; - FX_FLOAT m_fLinePos; - FX_FLOAT m_fTolerance; - int32_t m_iAlignment; - int32_t m_iTxtBkAlignment; - int32_t* m_pCharWidths; - int32_t m_iChars; - int32_t* m_pEllCharWidths; - int32_t m_iEllChars; - FX_WCHAR m_wParagraphBkChar; - FX_ARGB m_TxtColor; - FX_DWORD m_dwStyles; - FX_DWORD m_dwTxtBkStyles; - CFX_WideString m_wsEllipsis; - FX_BOOL m_bElliChanged; - int32_t m_iEllipsisWidth; - CFX_WideString m_wsText; - CFX_RectF m_rtClip; - CFX_RectF m_rtLogicClip; - CFX_Matrix m_Matrix; - CFDE_TTOLineArray m_ttoLines; - int32_t m_iCurLine; - int32_t m_iCurPiece; - int32_t m_iTotalLines; - FXTEXT_CHARPOS* m_pCharPos; - int32_t m_iCharPosSize; - IFDE_RenderDevice* m_pRenderDevice; - CFX_Int32Array m_hotKeys; - CFX_RectFArray m_rectArray; -}; - -} // namespace - -IFDE_TextOut* IFDE_TextOut::Create() { - return new CFDE_TextOut; -} -CFDE_TextOut::CFDE_TextOut() - : m_pFont(NULL), - m_fFontSize(12.0f), - m_fLineSpace(m_fFontSize), - m_fLinePos(0.0f), - m_fTolerance(0.0f), - m_iAlignment(0), - m_iTxtBkAlignment(0), - m_pCharWidths(NULL), - m_iChars(0), - m_pEllCharWidths(NULL), - m_iEllChars(0), - m_wParagraphBkChar(L'\n'), - m_TxtColor(0xFF000000), - m_dwStyles(0), - m_dwTxtBkStyles(0), - m_bElliChanged(FALSE), - m_iEllipsisWidth(0), - m_ttoLines(5), - m_iCurLine(0), - m_iCurPiece(0), - m_iTotalLines(0), - m_pCharPos(NULL), - m_iCharPosSize(0), - m_pRenderDevice(NULL) { - m_pTxtBreak = IFX_TxtBreak::Create(FX_TXTBREAKPOLICY_None); - FXSYS_assert(m_pTxtBreak != NULL); - m_Matrix.SetIdentity(); - m_rtClip.Reset(); - m_rtLogicClip.Reset(); -} -CFDE_TextOut::~CFDE_TextOut() { - if (m_pTxtBreak) { - m_pTxtBreak->Release(); - } - FX_Free(m_pCharWidths); - FX_Free(m_pEllCharWidths); - if (m_pRenderDevice) { - m_pRenderDevice->Release(); - } - FX_Free(m_pCharPos); - m_ttoLines.RemoveAll(); -} -void CFDE_TextOut::SetFont(IFX_Font* pFont) { - FXSYS_assert(pFont); - m_pFont = pFont; - m_pTxtBreak->SetFont(pFont); -} -void CFDE_TextOut::SetFontSize(FX_FLOAT fFontSize) { - FXSYS_assert(fFontSize > 0); - m_fFontSize = fFontSize; - m_pTxtBreak->SetFontSize(fFontSize); -} -void CFDE_TextOut::SetTextColor(FX_ARGB color) { - m_TxtColor = color; -} -void CFDE_TextOut::SetStyles(FX_DWORD dwStyles) { - m_dwStyles = dwStyles; - m_dwTxtBkStyles = 0; - if (dwStyles & FDE_TTOSTYLE_SingleLine) { - m_dwTxtBkStyles |= FX_TXTLAYOUTSTYLE_SingleLine; - } - if (dwStyles & FDE_TTOSTYLE_ExpandTab) { - m_dwTxtBkStyles |= FX_TXTLAYOUTSTYLE_ExpandTab; - } - if (dwStyles & FDE_TTOSTYLE_ArabicShapes) { - m_dwTxtBkStyles |= FX_TXTLAYOUTSTYLE_ArabicShapes; - } - if (dwStyles & FDE_TTOSTYLE_RTL) { - m_dwTxtBkStyles |= FX_TXTLAYOUTSTYLE_RTLReadingOrder; - } - if (dwStyles & FDE_TTOSTYLE_ArabicContext) { - m_dwTxtBkStyles |= FX_TXTLAYOUTSTYLE_ArabicContext; - } - if (dwStyles & FDE_TTOSTYLE_VerticalLayout) { - m_dwTxtBkStyles |= - (FX_TXTLAYOUTSTYLE_VerticalChars | FX_TXTLAYOUTSTYLE_VerticalLayout); - } - m_pTxtBreak->SetLayoutStyles(m_dwTxtBkStyles); -} -void CFDE_TextOut::SetTabWidth(FX_FLOAT fTabWidth) { - FXSYS_assert(fTabWidth > 1.0f); - m_pTxtBreak->SetTabWidth(fTabWidth, FALSE); -} -void CFDE_TextOut::SetEllipsisString(const CFX_WideString& wsEllipsis) { - m_bElliChanged = TRUE; - m_wsEllipsis = wsEllipsis; -} -void CFDE_TextOut::SetParagraphBreakChar(FX_WCHAR wch) { - m_wParagraphBkChar = wch; - m_pTxtBreak->SetParagraphBreakChar(wch); -} -void CFDE_TextOut::SetAlignment(int32_t iAlignment) { - m_iAlignment = iAlignment; - switch (m_iAlignment) { - case FDE_TTOALIGNMENT_TopCenter: - case FDE_TTOALIGNMENT_Center: - case FDE_TTOALIGNMENT_BottomCenter: - m_iTxtBkAlignment = FX_TXTLINEALIGNMENT_Center; - break; - case FDE_TTOALIGNMENT_TopRight: - case FDE_TTOALIGNMENT_CenterRight: - case FDE_TTOALIGNMENT_BottomRight: - m_iTxtBkAlignment = FX_TXTLINEALIGNMENT_Right; - break; - default: - m_iTxtBkAlignment = FX_TXTLINEALIGNMENT_Left; - break; - } - m_pTxtBreak->SetAlignment(m_iTxtBkAlignment); -} -void CFDE_TextOut::SetLineSpace(FX_FLOAT fLineSpace) { - FXSYS_assert(fLineSpace > 1.0f); - m_fLineSpace = fLineSpace; -} -void CFDE_TextOut::SetDIBitmap(CFX_DIBitmap* pDIB) { - FXSYS_assert(pDIB != NULL); - if (m_pRenderDevice != NULL) { - m_pRenderDevice->Release(); - } - m_pRenderDevice = IFDE_RenderDevice::Create(pDIB); -} -void CFDE_TextOut::SetRenderDevice(CFX_RenderDevice* pDevice) { - FXSYS_assert(pDevice != NULL); - if (m_pRenderDevice != NULL) { - m_pRenderDevice->Release(); - } - m_pRenderDevice = IFDE_RenderDevice::Create(pDevice); -} -void CFDE_TextOut::SetClipRect(const CFX_Rect& rtClip) { - m_rtClip.Set((FX_FLOAT)rtClip.left, (FX_FLOAT)rtClip.top, - (FX_FLOAT)rtClip.Width(), (FX_FLOAT)rtClip.Height()); -} -void CFDE_TextOut::SetClipRect(const CFX_RectF& rtClip) { - m_rtClip = rtClip; -} -void CFDE_TextOut::SetLogicClipRect(const CFX_RectF& rtClip) { - m_rtLogicClip = rtClip; -} -void CFDE_TextOut::SetMatrix(const CFX_Matrix& matrix) { - m_Matrix = matrix; -} -void CFDE_TextOut::SetLineBreakTolerance(FX_FLOAT fTolerance) { - m_fTolerance = fTolerance; - m_pTxtBreak->SetLineBreakTolerance(m_fTolerance); -} -int32_t CFDE_TextOut::GetTotalLines() { - return m_iTotalLines; -} -void CFDE_TextOut::CalcSize(const FX_WCHAR* pwsStr, - int32_t iLength, - CFX_Size& size) { - CFX_RectF rtText; - rtText.Set(0.0f, 0.0f, (FX_FLOAT)size.x, (FX_FLOAT)size.y); - CalcSize(pwsStr, iLength, rtText); - size.x = (int32_t)rtText.Width(); - size.y = (int32_t)rtText.Height(); -} -void CFDE_TextOut::CalcSize(const FX_WCHAR* pwsStr, - int32_t iLength, - CFX_SizeF& size) { - CFX_RectF rtText; - rtText.Set(0.0f, 0.0f, size.x, size.y); - CalcSize(pwsStr, iLength, rtText); - size.x = rtText.Width(); - size.y = rtText.Height(); -} -void CFDE_TextOut::CalcSize(const FX_WCHAR* pwsStr, - int32_t iLength, - CFX_Rect& rect) { - CFX_RectF rtText; - rtText.Set((FX_FLOAT)rect.left, (FX_FLOAT)rect.top, (FX_FLOAT)rect.Width(), - (FX_FLOAT)rect.Height()); - CalcSize(pwsStr, iLength, rtText); - rect.Set((int32_t)rtText.left, (int32_t)rtText.top, (int32_t)rtText.Width(), - (int32_t)rtText.Height()); -} -void CFDE_TextOut::CalcSize(const FX_WCHAR* pwsStr, - int32_t iLength, - CFX_RectF& rect) { - if (pwsStr == NULL || iLength < 1) { - rect.width = 0.0f; - rect.height = 0.0f; - } else { - CFX_Matrix rm; - rm.SetReverse(m_Matrix); - rm.TransformRect(rect); - CalcTextSize(pwsStr, iLength, rect); - m_Matrix.TransformRect(rect); - } -} -void CFDE_TextOut::CalcLogicSize(const FX_WCHAR* pwsStr, - int32_t iLength, - CFX_SizeF& size) { - CFX_RectF rtText; - rtText.Set(0.0f, 0.0f, size.x, size.y); - CalcLogicSize(pwsStr, iLength, rtText); - size.x = rtText.Width(); - size.y = rtText.Height(); -} -void CFDE_TextOut::CalcLogicSize(const FX_WCHAR* pwsStr, - int32_t iLength, - CFX_RectF& rect) { - if (pwsStr == NULL || iLength < 1) { - rect.width = 0.0f; - rect.height = 0.0f; - } else { - CalcTextSize(pwsStr, iLength, rect); - } -} -void CFDE_TextOut::CalcTextSize(const FX_WCHAR* pwsStr, - int32_t iLength, - CFX_RectF& rect) { - FXSYS_assert(m_pFont != NULL && m_fFontSize >= 1.0f); - SetLineWidth(rect); - m_iTotalLines = 0; - const FX_WCHAR* pStr = pwsStr; - FX_BOOL bHotKey = !!(m_dwStyles & FDE_TTOSTYLE_HotKey); - FX_BOOL bVertical = !!(m_dwStyles & FDE_TTOSTYLE_VerticalLayout); - FX_FLOAT fWidth = 0.0f; - FX_FLOAT fHeight = 0.0f; - FX_FLOAT fStartPos = bVertical ? rect.bottom() : rect.right(); - FX_DWORD dwBreakStatus = 0; - FX_WCHAR wPreChar = 0; - FX_WCHAR wch; - FX_WCHAR wBreak = 0; - while (iLength-- > 0) { - wch = *pStr++; - if (wBreak == 0 && (wch == L'\n' || wch == L'\r')) { - wBreak = wch; - m_pTxtBreak->SetParagraphBreakChar(wch); - } - if (bHotKey && wch == L'&' && wPreChar != L'&') { - wPreChar = wch; - continue; - } - dwBreakStatus = m_pTxtBreak->AppendChar(wch); - if (dwBreakStatus > FX_TXTBREAK_PieceBreak) { - RetrieveLineWidth(dwBreakStatus, fStartPos, fWidth, fHeight); - } - wPreChar = 0; - } - dwBreakStatus = m_pTxtBreak->EndBreak(FX_TXTBREAK_ParagraphBreak); - if (dwBreakStatus > FX_TXTBREAK_PieceBreak) { - RetrieveLineWidth(dwBreakStatus, fStartPos, fWidth, fHeight); - } - m_pTxtBreak->Reset(); - FX_FLOAT fInc = rect.Height() - fHeight; - if (bVertical) { - fInc = rect.Width() - fHeight; - } - if (m_iAlignment >= FDE_TTOALIGNMENT_CenterLeft && - m_iAlignment < FDE_TTOALIGNMENT_BottomLeft) { - fInc /= 2.0f; - } else if (m_iAlignment < FDE_TTOALIGNMENT_CenterLeft) { - fInc = 0.0f; - } - if (bVertical) { - rect.top += fStartPos; - rect.left += fInc; - rect.width = fHeight; - rect.height = std::min(fWidth, rect.Height()); - } else { - rect.left += fStartPos; - rect.top += fInc; - rect.width = std::min(fWidth, rect.Width()); - rect.height = fHeight; - if (m_dwStyles & FDE_TTOSTYLE_LastLineHeight) { - rect.height -= m_fLineSpace - m_fFontSize; - } - } -} -void CFDE_TextOut::SetLineWidth(CFX_RectF& rect) { - if ((m_dwStyles & FDE_TTOSTYLE_SingleLine) == 0) { - FX_FLOAT fLineWidth = 0.0f; - if (m_dwStyles & FDE_TTOSTYLE_VerticalLayout) { - if (rect.Height() < 1.0f) { - rect.height = m_fFontSize * 1000.0f; - } - fLineWidth = rect.Height(); - } else { - if (rect.Width() < 1.0f) { - rect.width = m_fFontSize * 1000.0f; - } - fLineWidth = rect.Width(); - } - m_pTxtBreak->SetLineWidth(fLineWidth); - } -} -FX_BOOL CFDE_TextOut::RetrieveLineWidth(FX_DWORD dwBreakStatus, - FX_FLOAT& fStartPos, - FX_FLOAT& fWidth, - FX_FLOAT& fHeight) { - if (dwBreakStatus <= FX_TXTBREAK_PieceBreak) { - return FALSE; - } - FX_FLOAT fLineStep = - (m_fLineSpace > m_fFontSize) ? m_fLineSpace : m_fFontSize; - FX_BOOL bLineWrap = !!(m_dwStyles & FDE_TTOSTYLE_LineWrap); - FX_FLOAT fLineWidth = 0.0f; - int32_t iCount = m_pTxtBreak->CountBreakPieces(); - for (int32_t i = 0; i < iCount; i++) { - const CFX_TxtPiece* pPiece = m_pTxtBreak->GetBreakPiece(i); - fLineWidth += (FX_FLOAT)pPiece->m_iWidth / 20000.0f; - fStartPos = std::min(fStartPos, (FX_FLOAT)pPiece->m_iStartPos / 20000.0f); - } - m_pTxtBreak->ClearBreakPieces(); - if (dwBreakStatus == FX_TXTBREAK_ParagraphBreak) { - m_pTxtBreak->Reset(); - } - if (!bLineWrap && dwBreakStatus == FX_TXTBREAK_LineBreak) { - fWidth += fLineWidth; - } else { - fWidth = std::max(fWidth, fLineWidth); - fHeight += fLineStep; - } - m_iTotalLines++; - return TRUE; -} -void CFDE_TextOut::DrawText(const FX_WCHAR* pwsStr, - int32_t iLength, - int32_t x, - int32_t y) { - CFX_RectF rtText; - rtText.Set((FX_FLOAT)x, (FX_FLOAT)y, m_fFontSize * 1000.0f, - m_fFontSize * 1000.0f); - DrawText(pwsStr, iLength, rtText); -} -void CFDE_TextOut::DrawText(const FX_WCHAR* pwsStr, - int32_t iLength, - FX_FLOAT x, - FX_FLOAT y) { - CFX_RectF rtText; - rtText.Set(x, y, m_fFontSize * 1000.0f, m_fFontSize * 1000.0f); - DrawText(pwsStr, iLength, rtText); -} -void CFDE_TextOut::DrawText(const FX_WCHAR* pwsStr, - int32_t iLength, - const CFX_Rect& rect) { - CFX_RectF rtText; - rtText.Set((FX_FLOAT)rect.left, (FX_FLOAT)rect.top, (FX_FLOAT)rect.width, - (FX_FLOAT)rect.height); - DrawText(pwsStr, iLength, rtText); -} -void CFDE_TextOut::DrawText(const FX_WCHAR* pwsStr, - int32_t iLength, - const CFX_RectF& rect) { - CFX_RectF rtText; - rtText.Set(rect.left, rect.top, rect.width, rect.height); - CFX_Matrix rm; - rm.SetReverse(m_Matrix); - rm.TransformRect(rtText); - DrawText(pwsStr, iLength, rtText, m_rtClip); -} -void CFDE_TextOut::DrawLogicText(const FX_WCHAR* pwsStr, - int32_t iLength, - FX_FLOAT x, - FX_FLOAT y) { - CFX_RectF rtText; - rtText.Set(x, y, m_fFontSize * 1000.0f, m_fFontSize * 1000.0f); - DrawLogicText(pwsStr, iLength, rtText); -} -void CFDE_TextOut::DrawLogicText(const FX_WCHAR* pwsStr, - int32_t iLength, - const CFX_RectF& rect) { - CFX_RectF rtClip; - rtClip.Set(m_rtLogicClip.left, m_rtLogicClip.top, m_rtLogicClip.width, - m_rtLogicClip.height); - m_Matrix.TransformRect(rtClip); - DrawText(pwsStr, iLength, rect, rtClip); -} -void CFDE_TextOut::DrawText(const FX_WCHAR* pwsStr, - int32_t iLength, - const CFX_RectF& rect, - const CFX_RectF& rtClip) { - FXSYS_assert(m_pFont != NULL && m_fFontSize >= 1.0f); - if (pwsStr == NULL || iLength < 1) { - return; - } - if (rect.width < m_fFontSize || rect.height < m_fFontSize) { - return; - } - FX_FLOAT fLineWidth = rect.width; - if (m_dwStyles & FDE_TTOSTYLE_VerticalLayout) { - fLineWidth = rect.height; - } - m_pTxtBreak->SetLineWidth(fLineWidth); - m_ttoLines.RemoveAll(TRUE); - m_wsText.Empty(); - LoadText(pwsStr, iLength, rect); - if (m_dwStyles & FDE_TTOSTYLE_Ellipsis) { - ReplaceWidthEllipsis(); - } - Reload(rect); - DoAlignment(rect); - OnDraw(rtClip); -} -void CFDE_TextOut::ExpandBuffer(int32_t iSize, int32_t iType) { - switch (iType) { - case 0: - if (!m_pCharWidths) { - m_pCharWidths = FX_Alloc(int32_t, iSize); - m_iChars = iSize; - } else if (m_iChars < iSize) { - m_pCharWidths = FX_Realloc(int32_t, m_pCharWidths, iSize); - m_iChars = iSize; - } - FXSYS_memset(m_pCharWidths, 0, iSize * sizeof(int32_t)); - break; - case 1: - if (!m_pEllCharWidths) { - m_pEllCharWidths = FX_Alloc(int32_t, iSize); - m_iEllChars = iSize; - } else if (m_iEllChars < iSize) { - m_pEllCharWidths = FX_Realloc(int32_t, m_pEllCharWidths, iSize); - m_iEllChars = iSize; - } - FXSYS_memset(m_pEllCharWidths, 0, iSize * sizeof(int32_t)); - break; - case 2: - if (m_pCharPos == NULL) { - m_pCharPos = FX_Alloc(FXTEXT_CHARPOS, iSize); - m_iCharPosSize = iSize; - } else if (m_iCharPosSize < iSize) { - m_pCharPos = FX_Realloc(FXTEXT_CHARPOS, m_pCharPos, iSize); - m_iCharPosSize = iSize; - } - break; - } -} -void CFDE_TextOut::LoadEllipsis() { - if (!m_bElliChanged) { - return; - } - m_bElliChanged = FALSE; - m_iEllipsisWidth = 0; - int32_t iLength = m_wsEllipsis.GetLength(); - if (iLength < 1) { - return; - } - ExpandBuffer(iLength, 1); - const FX_WCHAR* pStr = (const FX_WCHAR*)m_wsEllipsis; - int32_t* pCharWidths = m_pEllCharWidths; - FX_DWORD dwBreakStatus; - FX_WCHAR wch; - while (iLength-- > 0) { - wch = *pStr++; - dwBreakStatus = m_pTxtBreak->AppendChar(wch); - if (dwBreakStatus > FX_TXTBREAK_PieceBreak) { - RetrieveEllPieces(pCharWidths); - } - } - dwBreakStatus = m_pTxtBreak->EndBreak(FX_TXTBREAK_ParagraphBreak); - if (dwBreakStatus > FX_TXTBREAK_PieceBreak) { - RetrieveEllPieces(pCharWidths); - } - m_pTxtBreak->Reset(); -} -void CFDE_TextOut::RetrieveEllPieces(int32_t*& pCharWidths) { - int32_t iCount = m_pTxtBreak->CountBreakPieces(); - CFX_Char* pTC; - for (int32_t i = 0; i < iCount; i++) { - const CFX_TxtPiece* pPiece = m_pTxtBreak->GetBreakPiece(i); - int32_t iPieceChars = pPiece->GetLength(); - for (int32_t j = 0; j < iPieceChars; j++) { - pTC = pPiece->GetCharPtr(j); - if (pTC->m_iCharWidth <= 0) { - *pCharWidths = 0; - } else { - *pCharWidths = pTC->m_iCharWidth; - } - m_iEllipsisWidth += *pCharWidths; - pCharWidths++; - } - } - m_pTxtBreak->ClearBreakPieces(); -} -void CFDE_TextOut::LoadText(const FX_WCHAR* pwsStr, - int32_t iLength, - const CFX_RectF& rect) { - FX_WCHAR* pStr = m_wsText.GetBuffer(iLength); - int32_t iTxtLength = iLength; - ExpandBuffer(iTxtLength, 0); - FX_BOOL bHotKey = !!(m_dwStyles & FDE_TTOSTYLE_HotKey); - FX_BOOL bVertical = !!(m_dwStyles & FDE_TTOSTYLE_VerticalLayout); - FX_BOOL bLineWrap = !!(m_dwStyles & FDE_TTOSTYLE_LineWrap); - FX_FLOAT fLineStep = - (m_fLineSpace > m_fFontSize) ? m_fLineSpace : m_fFontSize; - FX_FLOAT fLineStop = bVertical ? rect.left : rect.bottom(); - m_fLinePos = bVertical ? rect.right() : rect.top; - if (bVertical) { - fLineStep = -fLineStep; - } - m_hotKeys.RemoveAll(); - int32_t iStartChar = 0; - int32_t iChars = 0; - int32_t iPieceWidths = 0; - FX_DWORD dwBreakStatus; - FX_WCHAR wch; - FX_BOOL bRet = FALSE; - while (iTxtLength-- > 0) { - wch = *pwsStr++; - if (wch == L'&' && bHotKey && (pStr - 1) != NULL && *(pStr - 1) != L'&') { - if (iTxtLength > 0) { - m_hotKeys.Add(iChars); - } - continue; - } - *pStr++ = wch; - iChars++; - dwBreakStatus = m_pTxtBreak->AppendChar(wch); - if (dwBreakStatus > FX_TXTBREAK_PieceBreak) { - FX_BOOL bEndofLine = - RetriecePieces(dwBreakStatus, iStartChar, iPieceWidths, FALSE, rect); - if (bEndofLine && (bLineWrap || (dwBreakStatus > FX_TXTBREAK_LineBreak && - !bLineWrap))) { - iPieceWidths = 0; - m_iCurLine++; - m_fLinePos += fLineStep; - } - if ((bVertical && m_fLinePos + fLineStep < fLineStop) || - (!bVertical && m_fLinePos + fLineStep > fLineStop)) { - int32_t iCurLine = m_iCurLine; - if (bEndofLine) { - iCurLine--; - } - CFDE_TTOLine* pLine = m_ttoLines.GetPtrAt(iCurLine); - pLine->m_bNewReload = TRUE; - bRet = TRUE; - break; - } - } - } - dwBreakStatus = m_pTxtBreak->EndBreak(FX_TXTBREAK_ParagraphBreak); - if (dwBreakStatus > FX_TXTBREAK_PieceBreak && !bRet) { - RetriecePieces(dwBreakStatus, iStartChar, iPieceWidths, FALSE, rect); - } - m_pTxtBreak->ClearBreakPieces(); - m_pTxtBreak->Reset(); - m_wsText.ReleaseBuffer(iLength); -} -FX_BOOL CFDE_TextOut::RetriecePieces(FX_DWORD dwBreakStatus, - int32_t& iStartChar, - int32_t& iPieceWidths, - FX_BOOL bReload, - const CFX_RectF& rect) { - FX_BOOL bSingleLine = !!(m_dwStyles & FDE_TTOSTYLE_SingleLine); - FX_BOOL bLineWrap = !!(m_dwStyles & FDE_TTOSTYLE_LineWrap); - FX_BOOL bVertical = !!(m_dwStyles & FDE_TTOSTYLE_VerticalLayout); - FX_FLOAT fLineStep = - (m_fLineSpace > m_fFontSize) ? m_fLineSpace : m_fFontSize; - if (bVertical) { - fLineStep = -fLineStep; - } - CFX_Char* pTC = NULL; - FX_BOOL bNeedReload = FALSE; - FX_FLOAT fLineWidth = bVertical ? rect.Height() : rect.Width(); - int32_t iLineWidth = FXSYS_round(fLineWidth * 20000.0f); - int32_t iCount = m_pTxtBreak->CountBreakPieces(); - for (int32_t i = 0; i < iCount; i++) { - const CFX_TxtPiece* pPiece = m_pTxtBreak->GetBreakPiece(i); - int32_t iPieceChars = pPiece->GetLength(); - int32_t iChar = iStartChar; - int32_t iWidth = 0; - int32_t j = 0; - for (; j < iPieceChars; j++) { - pTC = pPiece->GetCharPtr(j); - int32_t iCurCharWidth = pTC->m_iCharWidth > 0 ? pTC->m_iCharWidth : 0; - if (bSingleLine || !bLineWrap) { - if (iLineWidth - iPieceWidths - iWidth < iCurCharWidth) { - bNeedReload = TRUE; - break; - } - } - iWidth += iCurCharWidth; - m_pCharWidths[iChar++] = iCurCharWidth; - } - if (j == 0 && !bReload) { - CFDE_TTOLine* pLine = m_ttoLines.GetPtrAt(m_iCurLine); - pLine->m_bNewReload = TRUE; - } else if (j > 0) { - CFX_RectF rtPiece; - if (bVertical) { - rtPiece.left = m_fLinePos; - rtPiece.top = rect.top + (FX_FLOAT)pPiece->m_iStartPos / 20000.0f; - rtPiece.width = fLineStep; - rtPiece.height = iWidth / 20000.0f; - } else { - rtPiece.left = rect.left + (FX_FLOAT)pPiece->m_iStartPos / 20000.0f; - rtPiece.top = m_fLinePos; - rtPiece.width = iWidth / 20000.0f; - rtPiece.height = fLineStep; - } - FDE_TTOPIECE ttoPiece; - ttoPiece.iStartChar = iStartChar; - ttoPiece.iChars = j; - ttoPiece.rtPiece = rtPiece; - ttoPiece.dwCharStyles = pPiece->m_dwCharStyles; - if (FX_IsOdd(pPiece->m_iBidiLevel)) { - ttoPiece.dwCharStyles |= FX_TXTCHARSTYLE_OddBidiLevel; - } - AppendPiece(ttoPiece, bNeedReload, (bReload && i == iCount - 1)); - } - iStartChar += iPieceChars; - iPieceWidths += iWidth; - } - m_pTxtBreak->ClearBreakPieces(); - FX_BOOL bRet = bSingleLine || bLineWrap || (!bLineWrap && bNeedReload) || - dwBreakStatus == FX_TXTBREAK_ParagraphBreak; - return bRet; -} -void CFDE_TextOut::AppendPiece(const FDE_TTOPIECE& ttoPiece, - FX_BOOL bNeedReload, - FX_BOOL bEnd) { - if (m_iCurLine >= m_ttoLines.GetSize()) { - CFDE_TTOLine ttoLine; - ttoLine.m_bNewReload = bNeedReload; - m_iCurPiece = ttoLine.AddPiece(m_iCurPiece, ttoPiece); - m_iCurLine = m_ttoLines.Add(ttoLine); - } else { - CFDE_TTOLine* pLine = m_ttoLines.GetPtrAt(m_iCurLine); - pLine->m_bNewReload = bNeedReload; - m_iCurPiece = pLine->AddPiece(m_iCurPiece, ttoPiece); - if (bEnd) { - int32_t iPieces = pLine->GetSize(); - if (m_iCurPiece < iPieces) { - pLine->RemoveLast(iPieces - m_iCurPiece - 1); - } - } - } - if (!bEnd && bNeedReload) { - m_iCurPiece = 0; - } -} -void CFDE_TextOut::ReplaceWidthEllipsis() { - LoadEllipsis(); - int32_t iLength = m_wsEllipsis.GetLength(); - if (iLength < 1) { - return; - } - int32_t iLines = m_ttoLines.GetSize(); - for (int32_t i = 0; i < iLines; i++) { - CFDE_TTOLine* pLine = m_ttoLines.GetPtrAt(i); - if (!pLine->m_bNewReload) { - continue; - } - int32_t iEllipsisCharIndex = iLength - 1; - int32_t iCharWidth = 0; - int32_t iCharCount = 0; - int32_t iPiece = pLine->GetSize(); - while (iPiece-- > 0) { - FDE_LPTTOPIECE pPiece = pLine->GetPtrAt(iPiece); - if (pPiece == NULL) { - break; - } - for (int32_t j = pPiece->iChars - 1; j >= 0; j--) { - if (iEllipsisCharIndex < 0) { - break; - } - int32_t index = pPiece->iStartChar + j; - iCharWidth += m_pCharWidths[index]; - iCharCount++; - if (iCharCount <= iLength) { - m_wsText.SetAt(index, m_wsEllipsis.GetAt(iEllipsisCharIndex)); - m_pCharWidths[index] = m_pEllCharWidths[iEllipsisCharIndex]; - } else if (iCharWidth <= m_iEllipsisWidth) { - m_wsText.SetAt(index, 0); - m_pCharWidths[index] = 0; - } - iEllipsisCharIndex--; - } - if (iEllipsisCharIndex < 0) { - break; - } - } - } -} -void CFDE_TextOut::Reload(const CFX_RectF& rect) { - int32_t iCount = m_ttoLines.GetSize(); - for (int32_t i = 0; i < iCount; i++) { - CFDE_TTOLine* pLine = m_ttoLines.GetPtrAt(i); - if (pLine == NULL || !pLine->m_bNewReload) { - continue; - } - m_iCurLine = i; - m_iCurPiece = 0; - ReloadLinePiece(pLine, rect); - } -} -void CFDE_TextOut::ReloadLinePiece(CFDE_TTOLine* pLine, const CFX_RectF& rect) { - const FX_WCHAR* pwsStr = (const FX_WCHAR*)m_wsText; - FX_BOOL bVertical = !!(m_dwStyles & FDE_TTOSTYLE_VerticalLayout); - int32_t iPieceWidths = 0; - FDE_LPTTOPIECE pPiece = pLine->GetPtrAt(0); - int32_t iStartChar = pPiece->iStartChar; - m_fLinePos = bVertical ? pPiece->rtPiece.left : pPiece->rtPiece.top; - int32_t iPieceCount = pLine->GetSize(); - int32_t iPieceIndex = 0; - FX_DWORD dwBreakStatus = 0; - FX_WCHAR wch; - while (iPieceIndex < iPieceCount) { - int32_t iStar = iStartChar; - int32_t iEnd = pPiece->iChars + iStar; - while (iStar < iEnd) { - wch = *(pwsStr + iStar); - dwBreakStatus = m_pTxtBreak->AppendChar(wch); - if (dwBreakStatus > FX_TXTBREAK_PieceBreak) { - RetriecePieces(dwBreakStatus, iStartChar, iPieceWidths, TRUE, rect); - } - iStar++; - } - iPieceIndex++; - pPiece = pLine->GetPtrAt(iPieceIndex); - } - dwBreakStatus = m_pTxtBreak->EndBreak(FX_TXTBREAK_ParagraphBreak); - if (dwBreakStatus > FX_TXTBREAK_PieceBreak) { - RetriecePieces(dwBreakStatus, iStartChar, iPieceWidths, TRUE, rect); - } - m_pTxtBreak->Reset(); -} -void CFDE_TextOut::DoAlignment(const CFX_RectF& rect) { - FX_BOOL bVertical = !!(m_dwStyles & FDE_TTOSTYLE_VerticalLayout); - FX_FLOAT fLineStopS = bVertical ? rect.right() : rect.bottom(); - int32_t iLines = m_ttoLines.GetSize(); - if (iLines < 1) { - return; - } - CFDE_TTOLine* pLine = m_ttoLines.GetPtrAt(iLines - 1); - FDE_LPTTOPIECE pPiece = pLine->GetPtrAt(0); - if (pPiece == NULL) { - return; - } - FX_FLOAT fLineStopD = - bVertical ? pPiece->rtPiece.right() : pPiece->rtPiece.bottom(); - FX_FLOAT fInc = fLineStopS - fLineStopD; - if (m_iAlignment >= FDE_TTOALIGNMENT_CenterLeft && - m_iAlignment < FDE_TTOALIGNMENT_BottomLeft) { - fInc /= 2.0f; - } else if (m_iAlignment < FDE_TTOALIGNMENT_CenterLeft) { - fInc = 0.0f; - } - if (fInc < 1.0f) { - return; - } - for (int32_t i = 0; i < iLines; i++) { - CFDE_TTOLine* pLine = m_ttoLines.GetPtrAt(i); - int32_t iPieces = pLine->GetSize(); - for (int32_t j = 0; j < iPieces; j++) { - FDE_LPTTOPIECE pPiece = pLine->GetPtrAt(j); - if (bVertical) { - pPiece->rtPiece.left += fInc; - } else { - pPiece->rtPiece.top += fInc; - } - } - } -} -void CFDE_TextOut::OnDraw(const CFX_RectF& rtClip) { - if (m_pRenderDevice == NULL) { - return; - } - int32_t iLines = m_ttoLines.GetSize(); - if (iLines < 1) { - return; - } - IFDE_SolidBrush* pBrush = - (IFDE_SolidBrush*)IFDE_Brush::Create(FDE_BRUSHTYPE_Solid); - pBrush->SetColor(m_TxtColor); - IFDE_Pen* pPen = NULL; - FDE_HDEVICESTATE hDev = m_pRenderDevice->SaveState(); - if (rtClip.Width() > 0.0f && rtClip.Height() > 0.0f) { - m_pRenderDevice->SetClipRect(rtClip); - } - for (int32_t i = 0; i < iLines; i++) { - CFDE_TTOLine* pLine = m_ttoLines.GetPtrAt(i); - int32_t iPieces = pLine->GetSize(); - for (int32_t j = 0; j < iPieces; j++) { - FDE_LPTTOPIECE pPiece = pLine->GetPtrAt(j); - if (pPiece == NULL) { - continue; - } - int32_t iCount = GetDisplayPos(pPiece); - if (iCount > 0) { - m_pRenderDevice->DrawString(pBrush, m_pFont, m_pCharPos, iCount, - m_fFontSize, &m_Matrix); - } - DrawLine(pPiece, pPen); - } - } - m_pRenderDevice->RestoreState(hDev); - if (pBrush) { - pBrush->Release(); - } - if (pPen) { - pPen->Release(); - } -} -int32_t CFDE_TextOut::GetDisplayPos(FDE_LPTTOPIECE pPiece) { - FX_TXTRUN tr; - ToTextRun(pPiece, tr); - ExpandBuffer(tr.iLength, 2); - return m_pTxtBreak->GetDisplayPos(&tr, m_pCharPos); -} -int32_t CFDE_TextOut::GetCharRects(FDE_LPTTOPIECE pPiece) { - FX_TXTRUN tr; - ToTextRun(pPiece, tr); - m_rectArray.RemoveAll(); - return m_pTxtBreak->GetCharRects(&tr, m_rectArray); -} -void CFDE_TextOut::ToTextRun(const FDE_LPTTOPIECE pPiece, FX_TXTRUN& tr) { - tr.pAccess = NULL; - tr.pIdentity = NULL; - tr.pStr = (const FX_WCHAR*)m_wsText + pPiece->iStartChar; - tr.pWidths = m_pCharWidths + pPiece->iStartChar; - tr.iLength = pPiece->iChars; - tr.pFont = m_pFont; - tr.fFontSize = m_fFontSize; - tr.dwStyles = m_dwTxtBkStyles; - tr.iCharRotation = 0; - tr.dwCharStyles = pPiece->dwCharStyles; - tr.wLineBreakChar = m_wParagraphBkChar; - tr.pRect = &pPiece->rtPiece; -} -void CFDE_TextOut::DrawLine(const FDE_LPTTOPIECE pPiece, IFDE_Pen*& pPen) { - FX_BOOL bUnderLine = !!(m_dwStyles & FDE_TTOSTYLE_Underline); - FX_BOOL bStrikeOut = !!(m_dwStyles & FDE_TTOSTYLE_Strikeout); - FX_BOOL bHotKey = !!(m_dwStyles & FDE_TTOSTYLE_HotKey); - FX_BOOL bVertical = !!(m_dwStyles & FDE_TTOSTYLE_VerticalLayout); - if (!bUnderLine && !bStrikeOut && !bHotKey) { - return; - } - if (pPen == NULL) { - pPen = IFDE_Pen::Create(); - pPen->SetColor(m_TxtColor); - } - IFDE_Path* pPath = IFDE_Path::Create(); - int32_t iLineCount = 0; - CFX_RectF rtText = pPiece->rtPiece; - CFX_PointF pt1, pt2; - if (bUnderLine) { - if (bVertical) { - pt1.x = rtText.left; - pt1.y = rtText.top; - pt2.x = rtText.left; - pt2.y = rtText.bottom(); - } else { - pt1.x = rtText.left; - pt1.y = rtText.bottom(); - pt2.x = rtText.right(); - pt2.y = rtText.bottom(); - } - pPath->AddLine(pt1, pt2); - iLineCount++; - } - if (bStrikeOut) { - if (bVertical) { - pt1.x = rtText.left + rtText.width * 2.0f / 5.0f; - pt1.y = rtText.top; - pt2.x = pt1.x; - pt2.y = rtText.bottom(); - } else { - pt1.x = rtText.left; - pt1.y = rtText.bottom() - rtText.height * 2.0f / 5.0f; - pt2.x = rtText.right(); - pt2.y = pt1.y; - } - pPath->AddLine(pt1, pt2); - iLineCount++; - } - if (bHotKey) { - int32_t iHotKeys = m_hotKeys.GetSize(); - int32_t iCount = GetCharRects(pPiece); - if (iCount > 0) { - for (int32_t i = 0; i < iHotKeys; i++) { - int32_t iCharIndex = m_hotKeys.GetAt(i); - if (iCharIndex >= pPiece->iStartChar && - iCharIndex < pPiece->iStartChar + pPiece->iChars) { - CFX_RectF rect = m_rectArray.GetAt(iCharIndex - pPiece->iStartChar); - if (bVertical) { - pt1.x = rect.left; - pt1.y = rect.top; - pt2.x = rect.left; - pt2.y = rect.bottom(); - } else { - pt1.x = rect.left; - pt1.y = rect.bottom(); - pt2.x = rect.right(); - pt2.y = rect.bottom(); - } - pPath->AddLine(pt1, pt2); - iLineCount++; - } - } - } - } - if (iLineCount > 0) { - m_pRenderDevice->DrawPath(pPen, 1, pPath, &m_Matrix); - } - pPath->Release(); -} -CFDE_TTOLine::CFDE_TTOLine() - : m_bNewReload(FALSE), m_pieces(5), m_iPieceCount(0) {} -CFDE_TTOLine::CFDE_TTOLine(const CFDE_TTOLine& ttoLine) : m_pieces(5) { - m_bNewReload = ttoLine.m_bNewReload; - m_iPieceCount = ttoLine.m_iPieceCount; - m_pieces.Copy(ttoLine.m_pieces); -} -CFDE_TTOLine::~CFDE_TTOLine() {} -int32_t CFDE_TTOLine::AddPiece(int32_t index, const FDE_TTOPIECE& ttoPiece) { - if (index >= m_iPieceCount) { - index = m_pieces.Add(ttoPiece) + 1; - m_iPieceCount++; - } else { - FDE_TTOPIECE& piece = m_pieces.GetAt(index); - piece = ttoPiece; - } - return index; -} -int32_t CFDE_TTOLine::GetSize() const { - return m_iPieceCount; -} -FDE_LPTTOPIECE CFDE_TTOLine::GetPtrAt(int32_t index) { - if (index >= m_iPieceCount) { - return NULL; - } - return m_pieces.GetPtrAt(index); -} -void CFDE_TTOLine::RemoveLast(int32_t iCount) { - m_pieces.RemoveLast(iCount); -} -void CFDE_TTOLine::RemoveAll(FX_BOOL bLeaveMemory) { - m_pieces.RemoveAll(bLeaveMemory); -} |