xfa/src/fxgraphics/src/fx_metafile_interpreter.cpp

// 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 "pre.h"
#include "../include/fx_graphics.h"
#include "fx_metafile_interpreter.h"
CFX_MetafileInterpreter::CFX_MetafileInterpreter() {
  _element = NULL;
}
CFX_MetafileInterpreter::~CFX_MetafileInterpreter() {
  _element = NULL;
}
FX_BOOL CFX_MetafileInterpreter::SetCurrentElement(CXML_Element* element) {
  _FX_RETURN_VALUE_IF_FAIL(element, FALSE);
  _element = element;
  return TRUE;
}
FX_BOOL CFX_MetafileInterpreter::ParamOf_SetLineCap(int32_t& lineCap) {
  _FX_RETURN_VALUE_IF_FAIL(_element, FALSE);
  CXML_Element* lineCapElement = _element->GetElement(0);
  _FX_RETURN_VALUE_IF_FAIL(lineCapElement, FALSE);
  lineCap = lineCapElement->GetAttrInteger("CFX_GraphStateData::LineCap");
  return TRUE;
}
FX_BOOL CFX_MetafileInterpreter::ParamOf_SetLineDash(FX_FLOAT& dashPhase,
                                                     int32_t& dashArray,
                                                     int32_t& dashCount) {
  _FX_RETURN_VALUE_IF_FAIL(_element, FALSE);
  CXML_Element* dashPhaseElement = _element->GetElement(0);
  _FX_RETURN_VALUE_IF_FAIL(dashPhaseElement, FALSE);
  dashPhase = dashPhaseElement->GetAttrFloat("FX_FLOAT");
  CXML_Element* dashArrayElement = _element->GetElement(1);
  _FX_RETURN_VALUE_IF_FAIL(dashArrayElement, FALSE);
  dashArray = dashArrayElement->GetAttrInteger("FX_FLOAT *");
  CXML_Element* dashCountElement = _element->GetElement(2);
  _FX_RETURN_VALUE_IF_FAIL(dashCountElement, FALSE);
  dashCount = dashCountElement->GetAttrInteger("int32_t");
  return TRUE;
}
FX_BOOL CFX_MetafileInterpreter::ParamOf_SetLineDash(int32_t& dashStyle) {
  _FX_RETURN_VALUE_IF_FAIL(_element, FALSE);
  CXML_Element* dashStyleElement = _element->GetElement(0);
  _FX_RETURN_VALUE_IF_FAIL(dashStyleElement, FALSE);
  dashStyle = dashStyleElement->GetAttrInteger("FX_DashStyle");
  return TRUE;
}
FX_BOOL CFX_MetafileInterpreter::ParamOf_SetLineJoin(int32_t& lineJoin) {
  _FX_RETURN_VALUE_IF_FAIL(_element, FALSE);
  CXML_Element* lineJoinElement = _element->GetElement(0);
  _FX_RETURN_VALUE_IF_FAIL(lineJoinElement, FALSE);
  lineJoin = lineJoinElement->GetAttrInteger("CFX_GraphStateData::LineJoin");
  return TRUE;
}
FX_BOOL CFX_MetafileInterpreter::ParamOf_SetMiterLimit(FX_FLOAT& miterLimit) {
  _FX_RETURN_VALUE_IF_FAIL(_element, FALSE);
  CXML_Element* miterLimitElement = _element->GetElement(0);
  _FX_RETURN_VALUE_IF_FAIL(miterLimitElement, FALSE);
  miterLimit = miterLimitElement->GetAttrFloat("FX_FLOAT");
  return TRUE;
}
FX_BOOL CFX_MetafileInterpreter::ParamOf_SetLineWidth(FX_FLOAT& lineWidth,
                                                      int32_t& isActOnDash) {
  _FX_RETURN_VALUE_IF_FAIL(_element, FALSE);
  CXML_Element* lineWidthElement = _element->GetElement(0);
  _FX_RETURN_VALUE_IF_FAIL(lineWidthElement, FALSE);
  lineWidth = lineWidthElement->GetAttrFloat("FX_FLOAT");
  CXML_Element* isActOnDashElement = _element->GetElement(1);
  _FX_RETURN_VALUE_IF_FAIL(isActOnDashElement, FALSE);
  isActOnDash = isActOnDashElement->GetAttrInteger("FX_BOOL");
  return TRUE;
}
FX_BOOL CFX_MetafileInterpreter::ParamOf_SetStrokeColor(int32_t& color) {
  _FX_RETURN_VALUE_IF_FAIL(_element, FALSE);
  CXML_Element* colorElement = _element->GetElement(0);
  _FX_RETURN_VALUE_IF_FAIL(colorElement, FALSE);
  color = colorElement->GetAttrInteger("CFX_Color *");
  return TRUE;
}
FX_BOOL CFX_MetafileInterpreter::ParamOf_SetFillColor(int32_t& color) {
  _FX_RETURN_VALUE_IF_FAIL(_element, FALSE);
  CXML_Element* colorElement = _element->GetElement(0);
  _FX_RETURN_VALUE_IF_FAIL(colorElement, FALSE);
  color = colorElement->GetAttrInteger("CFX_Color *");
  return TRUE;
}
FX_BOOL CFX_MetafileInterpreter::ParamOf_StrokePath(int32_t& path,
                                                    int32_t& matrix) {
  _FX_RETURN_VALUE_IF_FAIL(_element, FALSE);
  CXML_Element* pathElement = _element->GetElement(0);
  _FX_RETURN_VALUE_IF_FAIL(pathElement, FALSE);
  path = pathElement->GetAttrInteger("CFX_Path *");
  CXML_Element* matrixElement = _element->GetElement(1);
  _FX_RETURN_VALUE_IF_FAIL(matrixElement, FALSE);
  matrix = matrixElement->GetAttrInteger("CFX_Matrix *");
  return TRUE;
}
FX_BOOL CFX_MetafileInterpreter::ParamOf_FillPath(int32_t& path,
                                                  int32_t& fillMode,
                                                  int32_t& matrix) {
  _FX_RETURN_VALUE_IF_FAIL(_element, FALSE);
  CXML_Element* pathElement = _element->GetElement(0);
  _FX_RETURN_VALUE_IF_FAIL(pathElement, FALSE);
  path = pathElement->GetAttrInteger("CFX_Path *");
  CXML_Element* fillModeElement = _element->GetElement(1);
  _FX_RETURN_VALUE_IF_FAIL(fillModeElement, FALSE);
  fillMode = fillModeElement->GetAttrInteger("FX_FillMode");
  CXML_Element* matrixElement = _element->GetElement(2);
  _FX_RETURN_VALUE_IF_FAIL(matrixElement, FALSE);
  matrix = matrixElement->GetAttrInteger("CFX_Matrix *");
  return TRUE;
}
FX_BOOL CFX_MetafileInterpreter::ParamOf_ClipPath(int32_t& path,
                                                  int32_t& fillMode,
                                                  int32_t& matrix) {
  _FX_RETURN_VALUE_IF_FAIL(_element, FALSE);
  CXML_Element* pathElement = _element->GetElement(0);
  _FX_RETURN_VALUE_IF_FAIL(pathElement, FALSE);
  path = pathElement->GetAttrInteger("CFX_Path *");
  CXML_Element* fillModeElement = _element->GetElement(1);
  _FX_RETURN_VALUE_IF_FAIL(fillModeElement, FALSE);
  fillMode = fillModeElement->GetAttrInteger("FX_FillMode");
  CXML_Element* matrixElement = _element->GetElement(2);
  _FX_RETURN_VALUE_IF_FAIL(matrixElement, FALSE);
  matrix = matrixElement->GetAttrInteger("CFX_Matrix *");
  return TRUE;
}
FX_BOOL CFX_MetafileInterpreter::ParamOf_DrawImage(int32_t& source,
                                                   int32_t& point,
                                                   int32_t& matrix) {
  _FX_RETURN_VALUE_IF_FAIL(_element, FALSE);
  CXML_Element* sourceElement = _element->GetElement(0);
  _FX_RETURN_VALUE_IF_FAIL(sourceElement, FALSE);
  source = sourceElement->GetAttrInteger("CFX_DIBSource *");
  CXML_Element* pointElement = _element->GetElement(1);
  _FX_RETURN_VALUE_IF_FAIL(pointElement, FALSE);
  point = pointElement->GetAttrInteger("CFX_PointF *");
  CXML_Element* matrixElement = _element->GetElement(2);
  _FX_RETURN_VALUE_IF_FAIL(matrixElement, FALSE);
  matrix = matrixElement->GetAttrInteger("CFX_Matrix *");
  return TRUE;
}
FX_BOOL CFX_MetafileInterpreter::ParamOf_StretchImage(int32_t& source,
                                                      int32_t& rect,
                                                      int32_t& matrix) {
  _FX_RETURN_VALUE_IF_FAIL(_element, FALSE);
  CXML_Element* sourceElement = _element->GetElement(0);
  _FX_RETURN_VALUE_IF_FAIL(sourceElement, FALSE);
  source = sourceElement->GetAttrInteger("CFX_DIBSource *");
  CXML_Element* rectElement = _element->GetElement(1);
  _FX_RETURN_VALUE_IF_FAIL(rectElement, FALSE);
  rect = rectElement->GetAttrInteger("CFX_RectF *");
  CXML_Element* matrixElement = _element->GetElement(2);
  _FX_RETURN_VALUE_IF_FAIL(matrixElement, FALSE);
  matrix = matrixElement->GetAttrInteger("CFX_Matrix *");
  return TRUE;
}
FX_BOOL CFX_MetafileInterpreter::ParamOf_ConcatMatrix(int32_t& matrix) {
  _FX_RETURN_VALUE_IF_FAIL(_element, FALSE);
  CXML_Element* matrixElement = _element->GetElement(0);
  _FX_RETURN_VALUE_IF_FAIL(matrixElement, FALSE);
  matrix = matrixElement->GetAttrInteger("CFX_Matrix *");
  return TRUE;
}
FX_BOOL CFX_MetafileInterpreter::ParamOf_SetClipRect(int32_t& rect) {
  _FX_RETURN_VALUE_IF_FAIL(_element, FALSE);
  CXML_Element* rectElement = _element->GetElement(0);
  _FX_RETURN_VALUE_IF_FAIL(rectElement, FALSE);
  rect = rectElement->GetAttrInteger("CFX_RectF *");
  return TRUE;
}
FX_BOOL CFX_MetafileInterpreter::ParamOf_SetFont(int32_t& font) {
  _FX_RETURN_VALUE_IF_FAIL(_element, FALSE);
  CXML_Element* fontElement = _element->GetElement(0);
  _FX_RETURN_VALUE_IF_FAIL(fontElement, FALSE);
  font = fontElement->GetAttrInteger("CFX_Font *");
  return TRUE;
}
FX_BOOL CFX_MetafileInterpreter::ParamOf_SetFontSize(FX_FLOAT& size) {
  _FX_RETURN_VALUE_IF_FAIL(_element, FALSE);
  CXML_Element* sizeElement = _element->GetElement(0);
  _FX_RETURN_VALUE_IF_FAIL(sizeElement, FALSE);
  size = sizeElement->GetAttrFloat("FX_FLOAT");
  return TRUE;
}
FX_BOOL CFX_MetafileInterpreter::ParamOf_SetFontHScale(FX_FLOAT& scale) {
  _FX_RETURN_VALUE_IF_FAIL(_element, FALSE);
  CXML_Element* scaleElement = _element->GetElement(0);
  _FX_RETURN_VALUE_IF_FAIL(scaleElement, FALSE);
  scale = scaleElement->GetAttrFloat("FX_FLOAT");
  return TRUE;
}
FX_BOOL CFX_MetafileInterpreter::ParamOf_SetCharSpacing(FX_FLOAT& spacing) {
  _FX_RETURN_VALUE_IF_FAIL(_element, FALSE);
  CXML_Element* spacingElement = _element->GetElement(0);
  _FX_RETURN_VALUE_IF_FAIL(spacingElement, FALSE);
  spacing = spacingElement->GetAttrFloat("FX_FLOAT");
  return TRUE;
}
FX_BOOL CFX_MetafileInterpreter::ParamOf_SetTextDrawingMode(int32_t& mode) {
  _FX_RETURN_VALUE_IF_FAIL(_element, FALSE);
  CXML_Element* modeElement = _element->GetElement(0);
  _FX_RETURN_VALUE_IF_FAIL(modeElement, FALSE);
  mode = modeElement->GetAttrInteger("int32_t");
  return TRUE;
}
FX_BOOL CFX_MetafileInterpreter::ParamOf_SetText(int32_t& point,
                                                 int32_t& text,
                                                 int32_t& matrix) {
  _FX_RETURN_VALUE_IF_FAIL(_element, FALSE);
  CXML_Element* pointElement = _element->GetElement(0);
  _FX_RETURN_VALUE_IF_FAIL(pointElement, FALSE);
  point = pointElement->GetAttrInteger("CFX_PointF *");
  CXML_Element* textElement = _element->GetElement(1);
  _FX_RETURN_VALUE_IF_FAIL(textElement, FALSE);
  text = textElement->GetAttrInteger("CFX_WideString *");
  CXML_Element* matrixElement = _element->GetElement(2);
  _FX_RETURN_VALUE_IF_FAIL(matrixElement, FALSE);
  matrix = matrixElement->GetAttrInteger("CFX_Matrix *");
  return TRUE;
}
FX_BOOL CFX_MetafileInterpreter::ParamOf_Transfer(int32_t& graphics,
                                                  int32_t& matrix) {
  _FX_RETURN_VALUE_IF_FAIL(_element, FALSE);
  CXML_Element* graphicsElement = _element->GetElement(0);
  _FX_RETURN_VALUE_IF_FAIL(graphicsElement, FALSE);
  graphics = graphicsElement->GetAttrInteger("CFX_Graphics *");
  CXML_Element* matrixElement = _element->GetElement(1);
  _FX_RETURN_VALUE_IF_FAIL(matrixElement, FALSE);
  matrix = matrixElement->GetAttrInteger("CFX_Matrix *");
  return TRUE;
}
FX_BOOL CFX_MetafileInterpreter::ParamOf_Transfer(int32_t& graphics,
                                                  FX_FLOAT& srcLeft,
                                                  FX_FLOAT& srcTop,
                                                  int32_t& dstRect,
                                                  int32_t& matrix) {
  _FX_RETURN_VALUE_IF_FAIL(_element, FALSE);
  CXML_Element* graphicsElement = _element->GetElement(0);
  _FX_RETURN_VALUE_IF_FAIL(graphicsElement, FALSE);
  graphics = graphicsElement->GetAttrInteger("CFX_Graphics *");
  CXML_Element* srcLeftElement = _element->GetElement(2);
  _FX_RETURN_VALUE_IF_FAIL(srcLeftElement, FALSE);
  srcLeft = srcLeftElement->GetAttrFloat("FX_FLOAT");
  CXML_Element* srcTopElement = _element->GetElement(3);
  _FX_RETURN_VALUE_IF_FAIL(srcTopElement, FALSE);
  srcTop = srcTopElement->GetAttrFloat("FX_FLOAT");
  CXML_Element* dstRectElement = _element->GetElement(1);
  _FX_RETURN_VALUE_IF_FAIL(dstRectElement, FALSE);
  dstRect = dstRectElement->GetAttrInteger("CFX_RectF *");
  CXML_Element* matrixElement = _element->GetElement(4);
  _FX_RETURN_VALUE_IF_FAIL(matrixElement, FALSE);
  matrix = matrixElement->GetAttrInteger("CFX_Matrix *");
  return TRUE;
}