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authorDan Sinclair <dsinclair@chromium.org>2017-07-25 09:39:30 -0400
committerChromium commit bot <commit-bot@chromium.org>2017-07-25 13:51:37 +0000
commitc411eb943bb51e16ff4fb5a6ffb06e277ca6a982 (patch)
tree5f7b57d816cccc2d077d1cdaa40d58f46d11a8f2 /fpdfsdk/pwl/cpwl_icon.cpp
parent54a4214c86bc790cc2a3ae454b1aa709e868fa1a (diff)
downloadpdfium-c411eb943bb51e16ff4fb5a6ffb06e277ca6a982.tar.xz
Move fpdfsdk/pdfwindow to fpdfsdk/pwl
This makes it clearer what the directory contains. Change-Id: I34fc38dd30b8e0f6e057052ea33c8b5a10f1b9c3 Reviewed-on: https://pdfium-review.googlesource.com/8791 Commit-Queue: dsinclair <dsinclair@chromium.org> Reviewed-by: Henrique Nakashima <hnakashima@chromium.org> Reviewed-by: Tom Sepez <tsepez@chromium.org>
Diffstat (limited to 'fpdfsdk/pwl/cpwl_icon.cpp')
-rw-r--r--fpdfsdk/pwl/cpwl_icon.cpp131
1 files changed, 131 insertions, 0 deletions
diff --git a/fpdfsdk/pwl/cpwl_icon.cpp b/fpdfsdk/pwl/cpwl_icon.cpp
new file mode 100644
index 0000000000..8a2e31da6a
--- /dev/null
+++ b/fpdfsdk/pwl/cpwl_icon.cpp
@@ -0,0 +1,131 @@
+// 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 "fpdfsdk/pwl/cpwl_icon.h"
+
+#include <algorithm>
+#include <sstream>
+
+#include "core/fpdfapi/parser/cpdf_array.h"
+#include "core/fpdfapi/parser/cpdf_stream.h"
+#include "fpdfsdk/pwl/cpwl_wnd.h"
+
+CPWL_Icon::CPWL_Icon() : m_pPDFStream(nullptr), m_pIconFit(nullptr) {}
+
+CPWL_Icon::~CPWL_Icon() {}
+
+std::pair<float, float> CPWL_Icon::GetImageSize() {
+ if (!m_pPDFStream)
+ return {0.0f, 0.0f};
+
+ CPDF_Dictionary* pDict = m_pPDFStream->GetDict();
+ if (!pDict)
+ return {0.0f, 0.0f};
+
+ CFX_FloatRect rect = pDict->GetRectFor("BBox");
+ return {rect.right - rect.left, rect.top - rect.bottom};
+}
+
+CFX_Matrix CPWL_Icon::GetImageMatrix() {
+ if (!m_pPDFStream)
+ return CFX_Matrix();
+ if (CPDF_Dictionary* pDict = m_pPDFStream->GetDict())
+ return pDict->GetMatrixFor("Matrix");
+ return CFX_Matrix();
+}
+
+CFX_ByteString CPWL_Icon::GetImageAlias() {
+ if (!m_pPDFStream)
+ return CFX_ByteString();
+ if (CPDF_Dictionary* pDict = m_pPDFStream->GetDict())
+ return pDict->GetStringFor("Name");
+ return CFX_ByteString();
+}
+
+std::pair<float, float> CPWL_Icon::GetIconPosition() {
+ if (!m_pIconFit)
+ return {0.0f, 0.0f};
+
+ CPDF_Array* pA =
+ m_pIconFit->GetDict() ? m_pIconFit->GetDict()->GetArrayFor("A") : nullptr;
+ if (!pA)
+ return {0.0f, 0.0f};
+
+ size_t dwCount = pA->GetCount();
+ return {dwCount > 0 ? pA->GetNumberAt(0) : 0.0f,
+ dwCount > 1 ? pA->GetNumberAt(1) : 0.0f};
+}
+
+std::pair<float, float> CPWL_Icon::GetScale() {
+ float fHScale = 1.0f;
+ float fVScale = 1.0f;
+
+ if (!m_pPDFStream)
+ return {fHScale, fVScale};
+
+ CFX_FloatRect rcPlate = GetClientRect();
+ float fPlateWidth = rcPlate.right - rcPlate.left;
+ float fPlateHeight = rcPlate.top - rcPlate.bottom;
+
+ float fImageWidth;
+ float fImageHeight;
+ std::tie(fImageWidth, fImageHeight) = GetImageSize();
+
+ int32_t nScaleMethod = m_pIconFit ? m_pIconFit->GetScaleMethod() : 0;
+
+ switch (nScaleMethod) {
+ default:
+ case 0:
+ fHScale = fPlateWidth / std::max(fImageWidth, 1.0f);
+ fVScale = fPlateHeight / std::max(fImageHeight, 1.0f);
+ break;
+ case 1:
+ if (fPlateWidth < fImageWidth)
+ fHScale = fPlateWidth / std::max(fImageWidth, 1.0f);
+ if (fPlateHeight < fImageHeight)
+ fVScale = fPlateHeight / std::max(fImageHeight, 1.0f);
+ break;
+ case 2:
+ if (fPlateWidth > fImageWidth)
+ fHScale = fPlateWidth / std::max(fImageWidth, 1.0f);
+ if (fPlateHeight > fImageHeight)
+ fVScale = fPlateHeight / std::max(fImageHeight, 1.0f);
+ break;
+ case 3:
+ break;
+ }
+
+ float fMinScale;
+ if (m_pIconFit && m_pIconFit->IsProportionalScale()) {
+ fMinScale = std::min(fHScale, fVScale);
+ fHScale = fMinScale;
+ fVScale = fMinScale;
+ }
+ return {fHScale, fVScale};
+}
+
+std::pair<float, float> CPWL_Icon::GetImageOffset() {
+ float fLeft;
+ float fBottom;
+ std::tie(fLeft, fBottom) = GetIconPosition();
+
+ float fImageWidth;
+ float fImageHeight;
+ std::tie(fImageWidth, fImageHeight) = GetImageSize();
+
+ float fHScale, fVScale;
+ std::tie(fHScale, fVScale) = GetScale();
+
+ float fImageFactWidth = fImageWidth * fHScale;
+ float fImageFactHeight = fImageHeight * fVScale;
+
+ CFX_FloatRect rcPlate = GetClientRect();
+ float fPlateWidth = rcPlate.right - rcPlate.left;
+ float fPlateHeight = rcPlate.top - rcPlate.bottom;
+
+ return {(fPlateWidth - fImageFactWidth) * fLeft,
+ (fPlateHeight - fImageFactHeight) * fBottom};
+}