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authordsinclair <dsinclair@chromium.org>2016-08-02 15:43:46 -0700
committerCommit bot <commit-bot@chromium.org>2016-08-02 15:43:46 -0700
commit27053d81ca80a2f9433abf3e9c393d2914c91ad8 (patch)
treeecf94b4610dfd09d42a83b1ab86ec22223957390 /core/fpdfdoc/cpdf_defaultappearance.cpp
parente21501d9427539828b5d547b9d20a752d06914aa (diff)
downloadpdfium-27053d81ca80a2f9433abf3e9c393d2914c91ad8.tar.xz
Splitting fpdfdoc/doc_* part III.
This CL cleans up the remaining doc_* files, splitting into .h and .pp files as needed. Review-Url: https://codereview.chromium.org/2190983002
Diffstat (limited to 'core/fpdfdoc/cpdf_defaultappearance.cpp')
-rw-r--r--core/fpdfdoc/cpdf_defaultappearance.cpp222
1 files changed, 222 insertions, 0 deletions
diff --git a/core/fpdfdoc/cpdf_defaultappearance.cpp b/core/fpdfdoc/cpdf_defaultappearance.cpp
new file mode 100644
index 0000000000..1c71ae5826
--- /dev/null
+++ b/core/fpdfdoc/cpdf_defaultappearance.cpp
@@ -0,0 +1,222 @@
+// Copyright 2016 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 "core/fpdfdoc/include/cpdf_defaultappearance.h"
+
+#include "core/fpdfapi/fpdf_parser/include/cpdf_simple_parser.h"
+#include "core/fpdfapi/fpdf_parser/include/fpdf_parser_decode.h"
+#include "core/fpdfdoc/include/cpdf_formcontrol.h"
+
+FX_BOOL CPDF_DefaultAppearance::HasFont() {
+ if (m_csDA.IsEmpty())
+ return FALSE;
+
+ CPDF_SimpleParser syntax(m_csDA.AsStringC());
+ return syntax.FindTagParamFromStart("Tf", 2);
+}
+
+CFX_ByteString CPDF_DefaultAppearance::GetFontString() {
+ CFX_ByteString csFont;
+ if (m_csDA.IsEmpty())
+ return csFont;
+
+ CPDF_SimpleParser syntax(m_csDA.AsStringC());
+ if (syntax.FindTagParamFromStart("Tf", 2)) {
+ csFont += syntax.GetWord();
+ csFont += " ";
+ csFont += syntax.GetWord();
+ csFont += " ";
+ csFont += syntax.GetWord();
+ }
+ return csFont;
+}
+
+void CPDF_DefaultAppearance::GetFont(CFX_ByteString& csFontNameTag,
+ FX_FLOAT& fFontSize) {
+ csFontNameTag = "";
+ fFontSize = 0;
+ if (m_csDA.IsEmpty())
+ return;
+
+ CPDF_SimpleParser syntax(m_csDA.AsStringC());
+ if (syntax.FindTagParamFromStart("Tf", 2)) {
+ csFontNameTag = CFX_ByteString(syntax.GetWord());
+ csFontNameTag.Delete(0, 1);
+ fFontSize = FX_atof(syntax.GetWord());
+ }
+ csFontNameTag = PDF_NameDecode(csFontNameTag);
+}
+
+FX_BOOL CPDF_DefaultAppearance::HasColor(PaintOperation nOperation) {
+ if (m_csDA.IsEmpty())
+ return FALSE;
+
+ CPDF_SimpleParser syntax(m_csDA.AsStringC());
+ if (syntax.FindTagParamFromStart(
+ (nOperation == PaintOperation::STROKE ? "G" : "g"), 1)) {
+ return TRUE;
+ }
+ if (syntax.FindTagParamFromStart(
+ (nOperation == PaintOperation::STROKE ? "RG" : "rg"), 3)) {
+ return TRUE;
+ }
+ return syntax.FindTagParamFromStart(
+ (nOperation == PaintOperation::STROKE ? "K" : "k"), 4);
+}
+
+CFX_ByteString CPDF_DefaultAppearance::GetColorString(
+ PaintOperation nOperation) {
+ CFX_ByteString csColor;
+ if (m_csDA.IsEmpty())
+ return csColor;
+
+ CPDF_SimpleParser syntax(m_csDA.AsStringC());
+ if (syntax.FindTagParamFromStart(
+ (nOperation == PaintOperation::STROKE ? "G" : "g"), 1)) {
+ csColor += syntax.GetWord();
+ csColor += " ";
+ csColor += syntax.GetWord();
+ return csColor;
+ }
+ if (syntax.FindTagParamFromStart(
+ (nOperation == PaintOperation::STROKE ? "RG" : "rg"), 3)) {
+ csColor += syntax.GetWord();
+ csColor += " ";
+ csColor += syntax.GetWord();
+ csColor += " ";
+ csColor += syntax.GetWord();
+ csColor += " ";
+ csColor += syntax.GetWord();
+ return csColor;
+ }
+ if (syntax.FindTagParamFromStart(
+ (nOperation == PaintOperation::STROKE ? "K" : "k"), 4)) {
+ csColor += syntax.GetWord();
+ csColor += " ";
+ csColor += syntax.GetWord();
+ csColor += " ";
+ csColor += syntax.GetWord();
+ csColor += " ";
+ csColor += syntax.GetWord();
+ csColor += " ";
+ csColor += syntax.GetWord();
+ }
+ return csColor;
+}
+
+void CPDF_DefaultAppearance::GetColor(int& iColorType,
+ FX_FLOAT fc[4],
+ PaintOperation nOperation) {
+ iColorType = COLORTYPE_TRANSPARENT;
+ for (int c = 0; c < 4; c++)
+ fc[c] = 0;
+
+ if (m_csDA.IsEmpty())
+ return;
+
+ CPDF_SimpleParser syntax(m_csDA.AsStringC());
+ if (syntax.FindTagParamFromStart(
+ (nOperation == PaintOperation::STROKE ? "G" : "g"), 1)) {
+ iColorType = COLORTYPE_GRAY;
+ fc[0] = FX_atof(syntax.GetWord());
+ return;
+ }
+ if (syntax.FindTagParamFromStart(
+ (nOperation == PaintOperation::STROKE ? "RG" : "rg"), 3)) {
+ iColorType = COLORTYPE_RGB;
+ fc[0] = FX_atof(syntax.GetWord());
+ fc[1] = FX_atof(syntax.GetWord());
+ fc[2] = FX_atof(syntax.GetWord());
+ return;
+ }
+ if (syntax.FindTagParamFromStart(
+ (nOperation == PaintOperation::STROKE ? "K" : "k"), 4)) {
+ iColorType = COLORTYPE_CMYK;
+ fc[0] = FX_atof(syntax.GetWord());
+ fc[1] = FX_atof(syntax.GetWord());
+ fc[2] = FX_atof(syntax.GetWord());
+ fc[3] = FX_atof(syntax.GetWord());
+ }
+}
+
+void CPDF_DefaultAppearance::GetColor(FX_ARGB& color,
+ int& iColorType,
+ PaintOperation nOperation) {
+ color = 0;
+ iColorType = COLORTYPE_TRANSPARENT;
+ if (m_csDA.IsEmpty())
+ return;
+
+ CPDF_SimpleParser syntax(m_csDA.AsStringC());
+ if (syntax.FindTagParamFromStart(
+ (nOperation == PaintOperation::STROKE ? "G" : "g"), 1)) {
+ iColorType = COLORTYPE_GRAY;
+ FX_FLOAT g = FX_atof(syntax.GetWord()) * 255 + 0.5f;
+ color = ArgbEncode(255, (int)g, (int)g, (int)g);
+ return;
+ }
+ if (syntax.FindTagParamFromStart(
+ (nOperation == PaintOperation::STROKE ? "RG" : "rg"), 3)) {
+ iColorType = COLORTYPE_RGB;
+ FX_FLOAT r = FX_atof(syntax.GetWord()) * 255 + 0.5f;
+ FX_FLOAT g = FX_atof(syntax.GetWord()) * 255 + 0.5f;
+ FX_FLOAT b = FX_atof(syntax.GetWord()) * 255 + 0.5f;
+ color = ArgbEncode(255, (int)r, (int)g, (int)b);
+ return;
+ }
+ if (syntax.FindTagParamFromStart(
+ (nOperation == PaintOperation::STROKE ? "K" : "k"), 4)) {
+ iColorType = COLORTYPE_CMYK;
+ FX_FLOAT c = FX_atof(syntax.GetWord());
+ FX_FLOAT m = FX_atof(syntax.GetWord());
+ FX_FLOAT y = FX_atof(syntax.GetWord());
+ FX_FLOAT k = FX_atof(syntax.GetWord());
+ FX_FLOAT r = 1.0f - std::min(1.0f, c + k);
+ FX_FLOAT g = 1.0f - std::min(1.0f, m + k);
+ FX_FLOAT b = 1.0f - std::min(1.0f, y + k);
+ color = ArgbEncode(255, (int)(r * 255 + 0.5f), (int)(g * 255 + 0.5f),
+ (int)(b * 255 + 0.5f));
+ }
+}
+
+FX_BOOL CPDF_DefaultAppearance::HasTextMatrix() {
+ if (m_csDA.IsEmpty())
+ return FALSE;
+
+ CPDF_SimpleParser syntax(m_csDA.AsStringC());
+ return syntax.FindTagParamFromStart("Tm", 6);
+}
+
+CFX_ByteString CPDF_DefaultAppearance::GetTextMatrixString() {
+ CFX_ByteString csTM;
+ if (m_csDA.IsEmpty())
+ return csTM;
+
+ CPDF_SimpleParser syntax(m_csDA.AsStringC());
+ if (syntax.FindTagParamFromStart("Tm", 6)) {
+ for (int i = 0; i < 6; i++) {
+ csTM += syntax.GetWord();
+ csTM += " ";
+ }
+ csTM += syntax.GetWord();
+ }
+ return csTM;
+}
+
+CFX_Matrix CPDF_DefaultAppearance::GetTextMatrix() {
+ CFX_Matrix tm;
+ if (m_csDA.IsEmpty())
+ return tm;
+
+ CPDF_SimpleParser syntax(m_csDA.AsStringC());
+ if (syntax.FindTagParamFromStart("Tm", 6)) {
+ FX_FLOAT f[6];
+ for (int i = 0; i < 6; i++)
+ f[i] = FX_atof(syntax.GetWord());
+ tm.Set(f[0], f[1], f[2], f[3], f[4], f[5]);
+ }
+ return tm;
+}