chromium/third_party/pdfium/core/fpdfapi/render/cpdf_textrenderer.cpp

// Copyright 2016 The PDFium Authors
// 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/fpdfapi/render/cpdf_textrenderer.h"

#include <algorithm>
#include <vector>

#include "core/fpdfapi/font/cpdf_font.h"
#include "core/fpdfapi/render/charposlist.h"
#include "core/fpdfapi/render/cpdf_renderoptions.h"
#include "core/fxge/cfx_graphstatedata.h"
#include "core/fxge/cfx_path.h"
#include "core/fxge/cfx_renderdevice.h"
#include "core/fxge/cfx_textrenderoptions.h"
#include "core/fxge/fx_font.h"
#include "core/fxge/text_char_pos.h"

namespace {

CFX_Font* GetFont(CPDF_Font* pFont, int32_t position) { … }

CFX_TextRenderOptions GetTextRenderOptionsHelper(
    const CPDF_Font* pFont,
    const CPDF_RenderOptions& options) { … }

}  // namespace

// static
bool CPDF_TextRenderer::DrawTextPath(
    CFX_RenderDevice* pDevice,
    pdfium::span<const uint32_t> char_codes,
    pdfium::span<const float> char_pos,
    CPDF_Font* pFont,
    float font_size,
    const CFX_Matrix& mtText2User,
    const CFX_Matrix* pUser2Device,
    const CFX_GraphStateData* pGraphState,
    FX_ARGB fill_argb,
    FX_ARGB stroke_argb,
    CFX_Path* pClippingPath,
    const CFX_FillRenderOptions& fill_options) { … }

// static
void CPDF_TextRenderer::DrawTextString(CFX_RenderDevice* pDevice,
                                       float origin_x,
                                       float origin_y,
                                       CPDF_Font* pFont,
                                       float font_size,
                                       const CFX_Matrix& matrix,
                                       const ByteString& str,
                                       FX_ARGB fill_argb,
                                       const CPDF_RenderOptions& options) { … }

// static
bool CPDF_TextRenderer::DrawNormalText(CFX_RenderDevice* pDevice,
                                       pdfium::span<const uint32_t> char_codes,
                                       pdfium::span<const float> char_pos,
                                       CPDF_Font* pFont,
                                       float font_size,
                                       const CFX_Matrix& mtText2Device,
                                       FX_ARGB fill_argb,
                                       const CPDF_RenderOptions& options) { … }