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C++ CFX_AffineMatrix::TransformRect方法代码示例

本文整理汇总了C++中CFX_AffineMatrix::TransformRect方法的典型用法代码示例。如果您正苦于以下问题：C++ CFX_AffineMatrix::TransformRect方法的具体用法？C++ CFX_AffineMatrix::TransformRect怎么用？C++ CFX_AffineMatrix::TransformRect使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类CFX_AffineMatrix的用法示例。


在下文中一共展示了CFX_AffineMatrix::TransformRect方法的4个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。

示例1: Transform

void CPDF_ShadingObject::Transform(const CFX_AffineMatrix& matrix)
{
    if (!m_ClipPath.IsNull()) {
        m_ClipPath.GetModify();
        m_ClipPath.Transform(matrix);
    }
    m_Matrix.Concat(matrix);
    if (!m_ClipPath.IsNull()) {
        CalcBoundingBox();
    } else {
        matrix.TransformRect(m_Left, m_Right, m_Top, m_Bottom);
    }
}
开发者ID:mariospr，项目名称:chromium-browser，代码行数:13，代码来源:fpdf_page.cpp

示例2: GetMatrix

CFX_AffineMatrix GetMatrix(CPDF_Rect rcAnnot, CPDF_Rect rcStream, CFX_AffineMatrix matrix)
{
	if(rcStream.IsEmpty())
		return CFX_AffineMatrix();
	
	matrix.TransformRect(rcStream);
	rcStream.Normalize();
	
	FX_FLOAT a = rcAnnot.Width()/rcStream.Width();
	FX_FLOAT d = rcAnnot.Height()/rcStream.Height();
	
	FX_FLOAT e = rcAnnot.left - rcStream.left * a;
	FX_FLOAT f = rcAnnot.bottom - rcStream.bottom * d;
	return CFX_AffineMatrix(a, 0, 0, d, e, f);
}
开发者ID:azunite，项目名称:pdfium_ch，代码行数:15，代码来源:fpdf_flatten.cpp

示例3: ProcessObject

void CTextPage::ProcessObject(CPDF_PageObject* pObject)
{
    if (pObject->m_Type != PDFPAGE_TEXT) {
        return;
    }
    CPDF_TextObject* pText = (CPDF_TextObject*)pObject;
    CPDF_Font* pFont = pText->m_TextState.GetFont();
    int count = pText->CountItems();
    FX_FLOAT* pPosArray = FX_Alloc(FX_FLOAT, count * 2);
    if (pPosArray) {
        pText->CalcCharPos(pPosArray);
    }
    FX_FLOAT fontsize_h = pText->m_TextState.GetFontSizeH();
    FX_FLOAT fontsize_v = pText->m_TextState.GetFontSizeV();
    FX_DWORD space_charcode = pFont->CharCodeFromUnicode(' ');
    FX_FLOAT spacew = 0;
    if (space_charcode != -1) {
        spacew = fontsize_h * pFont->GetCharWidthF(space_charcode) / 1000;
    }
    if (spacew == 0) {
        spacew = fontsize_h / 4;
    }
    if (pText->m_TextState.GetBaselineAngle() != 0) {
        int cc = 0;
        CFX_AffineMatrix matrix;
        pText->GetTextMatrix(&matrix);
        for (int i = 0; i < pText->m_nChars; i ++) {
            FX_DWORD charcode = pText->m_nChars == 1 ? (FX_DWORD)(FX_UINTPTR)pText->m_pCharCodes : pText->m_pCharCodes[i];
            if (charcode == (FX_DWORD) - 1) {
                continue;
            }
            FX_RECT char_box;
            pFont->GetCharBBox(charcode, char_box);
            FX_FLOAT char_left = pPosArray ? pPosArray[cc * 2] : char_box.left * pText->m_TextState.GetFontSize() / 1000;
            FX_FLOAT char_right = pPosArray ? pPosArray[cc * 2 + 1] : char_box.right * pText->m_TextState.GetFontSize() / 1000;
            FX_FLOAT char_top = char_box.top * pText->m_TextState.GetFontSize() / 1000;
            FX_FLOAT char_bottom = char_box.bottom * pText->m_TextState.GetFontSize() / 1000;
            cc ++;
            FX_FLOAT char_origx, char_origy;
            matrix.Transform(char_left, 0, char_origx, char_origy);
            matrix.TransformRect(char_left, char_right, char_top, char_bottom);
            CFX_ByteString str;
            pFont->AppendChar(str, charcode);
            InsertTextBox(NULL, char_origy, char_left, char_right, char_top,
                          char_bottom, spacew, fontsize_v, str, pFont);
        }
        if (pPosArray) {
            FX_Free(pPosArray);
        }
        return;
    }
    FX_FLOAT ratio_h = fontsize_h / pText->m_TextState.GetFontSize();
    for (int ii = 0; ii < count * 2; ii ++) {
        pPosArray[ii] *= ratio_h;
    }
    FX_FLOAT baseline = pText->m_PosY;
    CTextBaseLine* pBaseLine = NULL;
    FX_FLOAT topy = pText->m_Top;
    FX_FLOAT bottomy = pText->m_Bottom;
    FX_FLOAT leftx = pText->m_Left;
    int cc = 0;
    CFX_ByteString segment;
    int space_count = 0;
    FX_FLOAT last_left = 0, last_right = 0, segment_left = 0, segment_right = 0;
    for (int i = 0; i < pText->m_nChars; i ++) {
        FX_DWORD charcode = pText->m_nChars == 1 ? (FX_DWORD)(FX_UINTPTR)pText->m_pCharCodes : pText->m_pCharCodes[i];
        if (charcode == (FX_DWORD) - 1) {
            continue;
        }
        FX_FLOAT char_left = pPosArray[cc * 2];
        FX_FLOAT char_right = pPosArray[cc * 2 + 1];
        cc ++;
        if (char_left < last_left || (char_left - last_right) > spacew / 2) {
            pBaseLine = InsertTextBox(pBaseLine, baseline, leftx + segment_left, leftx + segment_right,
                                      topy, bottomy, spacew, fontsize_v, segment, pFont);
            segment_left = char_left;
            segment = "";
        }
        if (space_count > 1) {
            pBaseLine = InsertTextBox(pBaseLine, baseline, leftx + segment_left, leftx + segment_right,
                                      topy, bottomy, spacew, fontsize_v, segment, pFont);
            segment = "";
        } else if (space_count == 1) {
            pFont->AppendChar(segment, ' ');
        }
        if (segment.GetLength() == 0) {
            segment_left = char_left;
        }
        segment_right = char_right;
        pFont->AppendChar(segment, charcode);
        space_count = 0;
        last_left = char_left;
        last_right = char_right;
    }
    if (segment.GetLength())
        pBaseLine = InsertTextBox(pBaseLine, baseline, leftx + segment_left, leftx + segment_right,
                                  topy, bottomy, spacew, fontsize_v, segment, pFont);
    FX_Free(pPosArray);
}
开发者ID:151706061，项目名称:PDFium，代码行数:99，代码来源:fpdf_text.cpp

示例4: CalcPositionData


//.........这里部分代码省略.........
            }
            if (min_y > char_rect.bottom) {
                min_y = (FX_FLOAT)char_rect.bottom;
            }
            if (max_y < char_rect.bottom) {
                max_y = (FX_FLOAT)char_rect.bottom;
            }
            FX_FLOAT char_left = curpos + char_rect.left * fontsize / 1000;
            FX_FLOAT char_right = curpos + char_rect.right * fontsize / 1000;
            if (min_x > char_left) {
                min_x = char_left;
            }
            if (max_x < char_left) {
                max_x = char_left;
            }
            if (min_x > char_right) {
                min_x = char_right;
            }
            if (max_x < char_right) {
                max_x = char_right;
            }
            charwidth = pFont->GetCharWidthF(charcode, level) * fontsize / 1000;
        } else {
            FX_WORD CID = pCIDFont->CIDFromCharCode(charcode);
            short vx;
            short vy;
            pCIDFont->GetVertOrigin(CID, vx, vy);
            char_rect.left -= vx;
            char_rect.right -= vx;
            char_rect.top -= vy;
            char_rect.bottom -= vy;
            if (min_x > char_rect.left) {
                min_x = (FX_FLOAT)char_rect.left;
            }
            if (max_x < char_rect.left) {
                max_x = (FX_FLOAT)char_rect.left;
            }
            if (min_x > char_rect.right) {
                min_x = (FX_FLOAT)char_rect.right;
            }
            if (max_x < char_rect.right) {
                max_x = (FX_FLOAT)char_rect.right;
            }
            FX_FLOAT char_top = curpos + char_rect.top * fontsize / 1000;
            FX_FLOAT char_bottom = curpos + char_rect.bottom * fontsize / 1000;
            if (min_y > char_top) {
                min_y = char_top;
            }
            if (max_y < char_top) {
                max_y = char_top;
            }
            if (min_y > char_bottom) {
                min_y = char_bottom;
            }
            if (max_y < char_bottom) {
                max_y = char_bottom;
            }
            charwidth = pCIDFont->GetVertWidth(CID) * fontsize / 1000;
        }
        curpos += charwidth;
        if (charcode == ' ' && (!pCIDFont || pCIDFont->GetCharSize(32) == 1)) {
            curpos += m_TextState.GetObject()->m_WordSpace;
        }
        curpos += m_TextState.GetObject()->m_CharSpace;
    }
    if (bVertWriting) {
        if (pTextAdvanceX) {
            *pTextAdvanceX = 0;
        }
        if (pTextAdvanceY) {
            *pTextAdvanceY = curpos;
        }
        min_x = min_x * fontsize / 1000;
        max_x = max_x * fontsize / 1000;
    } else {
        if (pTextAdvanceX) {
            *pTextAdvanceX = FXSYS_Mul(curpos, horz_scale);
        }
        if (pTextAdvanceY) {
            *pTextAdvanceY = 0;
        }
        min_y = min_y * fontsize / 1000;
        max_y = max_y * fontsize / 1000;
    }
    CFX_AffineMatrix matrix;
    GetTextMatrix(&matrix);
    m_Left = min_x;
    m_Right = max_x;
    m_Bottom = min_y;
    m_Top = max_y;
    matrix.TransformRect(m_Left, m_Right, m_Top, m_Bottom);
    int textmode = m_TextState.GetObject()->m_TextMode;
    if (textmode == 1 || textmode == 2 || textmode == 5 || textmode == 6) {
        FX_FLOAT half_width = m_GraphState.GetObject()->m_LineWidth / 2;
        m_Left -= half_width;
        m_Right += half_width;
        m_Top += half_width;
        m_Bottom -= half_width;
    }
}
开发者ID:mariospr，项目名称:chromium-browser，代码行数:101，代码来源:fpdf_page.cpp


注：本文中的CFX_AffineMatrix::TransformRect方法示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。