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authorDan Sinclair <dsinclair@chromium.org>2017-03-29 15:18:41 -0400
committerChromium commit bot <commit-bot@chromium.org>2017-03-29 21:01:07 +0000
commite778668fe92b8c60e0537ee48f79d5af6c1a2f1e (patch)
treece7ce115b6f7306a6363f4a3d26d0de2c5646aea /fxbarcode/oned/BC_OneDimWriter.cpp
parentb929ab0886a2b0ceb701989ef126e5b0cabf6997 (diff)
downloadpdfium-e778668fe92b8c60e0537ee48f79d5af6c1a2f1e.tar.xz
Move xfa/fxbarcode fxbarcode/
Nothing in fxbarcode/ depends on XFA code. This CL moves xfa/fxbarcode to be fxbarcode/ and creates a static_library for fxbarcode which is depend on by the xfa library. Change-Id: I0b708737b07efb94b769a5238d92af92bc62880d Reviewed-on: https://pdfium-review.googlesource.com/3291 Reviewed-by: Tom Sepez <tsepez@chromium.org> Commit-Queue: dsinclair <dsinclair@chromium.org>
Diffstat (limited to 'fxbarcode/oned/BC_OneDimWriter.cpp')
-rw-r--r--fxbarcode/oned/BC_OneDimWriter.cpp482
1 files changed, 482 insertions, 0 deletions
diff --git a/fxbarcode/oned/BC_OneDimWriter.cpp b/fxbarcode/oned/BC_OneDimWriter.cpp
new file mode 100644
index 0000000000..7e6483bb95
--- /dev/null
+++ b/fxbarcode/oned/BC_OneDimWriter.cpp
@@ -0,0 +1,482 @@
+// 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
+// Original code is licensed as follows:
+/*
+ * Copyright 2011 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "fxbarcode/oned/BC_OneDimWriter.h"
+
+#include <algorithm>
+#include <memory>
+
+#include "core/fxge/cfx_fxgedevice.h"
+#include "core/fxge/cfx_gemodule.h"
+#include "core/fxge/cfx_graphstatedata.h"
+#include "core/fxge/cfx_pathdata.h"
+#include "core/fxge/cfx_renderdevice.h"
+#include "core/fxge/cfx_unicodeencodingex.h"
+#include "fxbarcode/BC_Writer.h"
+#include "fxbarcode/common/BC_CommonBitMatrix.h"
+#include "third_party/base/ptr_util.h"
+
+CBC_OneDimWriter::CBC_OneDimWriter() {
+ m_locTextLoc = BC_TEXT_LOC_BELOWEMBED;
+ m_bPrintChecksum = true;
+ m_iDataLenth = 0;
+ m_bCalcChecksum = false;
+ m_pFont = nullptr;
+ m_fFontSize = 10;
+ m_iFontStyle = 0;
+ m_fontColor = 0xff000000;
+ m_iContentLen = 0;
+ m_bLeftPadding = false;
+ m_bRightPadding = false;
+}
+
+CBC_OneDimWriter::~CBC_OneDimWriter() {}
+
+void CBC_OneDimWriter::SetPrintChecksum(bool checksum) {
+ m_bPrintChecksum = checksum;
+}
+
+void CBC_OneDimWriter::SetDataLength(int32_t length) {
+ m_iDataLenth = length;
+}
+
+void CBC_OneDimWriter::SetCalcChecksum(bool state) {
+ m_bCalcChecksum = state;
+}
+
+bool CBC_OneDimWriter::SetFont(CFX_Font* cFont) {
+ if (!cFont)
+ return false;
+
+ m_pFont = cFont;
+ return true;
+}
+
+void CBC_OneDimWriter::SetFontSize(float size) {
+ m_fFontSize = size;
+}
+
+void CBC_OneDimWriter::SetFontStyle(int32_t style) {
+ m_iFontStyle = style;
+}
+
+void CBC_OneDimWriter::SetFontColor(FX_ARGB color) {
+ m_fontColor = color;
+}
+
+wchar_t CBC_OneDimWriter::Upper(wchar_t ch) {
+ if (ch >= 'a' && ch <= 'z') {
+ ch = ch - ('a' - 'A');
+ }
+ return ch;
+}
+
+uint8_t* CBC_OneDimWriter::Encode(const CFX_ByteString& contents,
+ BCFORMAT format,
+ int32_t& outWidth,
+ int32_t& outHeight,
+ int32_t hints,
+ int32_t& e) {
+ uint8_t* ret = nullptr;
+ outHeight = 1;
+ if (m_Width >= 20) {
+ ret = Encode(contents, outWidth, e);
+ } else {
+ ret = Encode(contents, outWidth, e);
+ }
+ if (e != BCExceptionNO)
+ return nullptr;
+ return ret;
+}
+
+uint8_t* CBC_OneDimWriter::Encode(const CFX_ByteString& contents,
+ BCFORMAT format,
+ int32_t& outWidth,
+ int32_t& outHeight,
+ int32_t& e) {
+ uint8_t* ret = Encode(contents, format, outWidth, outHeight, 0, e);
+ if (e != BCExceptionNO)
+ return nullptr;
+ return ret;
+}
+
+uint8_t* CBC_OneDimWriter::Encode(const CFX_ByteString& contents,
+ int32_t& outLength,
+ int32_t& e) {
+ return nullptr;
+}
+
+int32_t CBC_OneDimWriter::AppendPattern(uint8_t* target,
+ int32_t pos,
+ const int32_t* pattern,
+ int32_t patternLength,
+ int32_t startColor,
+ int32_t& e) {
+ if (startColor != 0 && startColor != 1) {
+ e = BCExceptionValueMustBeEither0or1;
+ return 0;
+ }
+ uint8_t color = (uint8_t)startColor;
+ int32_t numAdded = 0;
+ for (int32_t i = 0; i < patternLength; i++) {
+ for (int32_t j = 0; j < pattern[i]; j++) {
+ target[pos] = color;
+ pos += 1;
+ numAdded += 1;
+ }
+ color ^= 1;
+ }
+ return numAdded;
+}
+
+void CBC_OneDimWriter::CalcTextInfo(const CFX_ByteString& text,
+ FXTEXT_CHARPOS* charPos,
+ CFX_Font* cFont,
+ float geWidth,
+ int32_t fontSize,
+ float& charsLen) {
+ std::unique_ptr<CFX_UnicodeEncodingEx> encoding(
+ FX_CreateFontEncodingEx(cFont));
+
+ int32_t length = text.GetLength();
+ uint32_t* pCharCode = FX_Alloc(uint32_t, text.GetLength());
+ float charWidth = 0;
+ for (int32_t j = 0; j < text.GetLength(); j++) {
+ pCharCode[j] = encoding->CharCodeFromUnicode(text[j]);
+ int32_t glyp_code = encoding->GlyphFromCharCode(pCharCode[j]);
+ int32_t glyp_value = cFont->GetGlyphWidth(glyp_code);
+ float temp = (float)((glyp_value)*fontSize / 1000.0);
+ charWidth += temp;
+ }
+ charsLen = charWidth;
+ float leftPositon = (float)(geWidth - charsLen) / 2.0f;
+ if (leftPositon < 0 && geWidth == 0) {
+ leftPositon = 0;
+ }
+ float penX = 0.0;
+ float penY =
+ (float)FXSYS_abs(cFont->GetDescent()) * (float)fontSize / 1000.0f;
+ float left = leftPositon;
+ float top = 0.0;
+ charPos[0].m_Origin = CFX_PointF(penX + left, penY + top);
+ charPos[0].m_GlyphIndex = encoding->GlyphFromCharCode(pCharCode[0]);
+ charPos[0].m_FontCharWidth = cFont->GetGlyphWidth(charPos[0].m_GlyphIndex);
+#if _FXM_PLATFORM_ == _FXM_PLATFORM_APPLE_
+ charPos[0].m_ExtGID = charPos[0].m_GlyphIndex;
+#endif
+ penX += (float)(charPos[0].m_FontCharWidth) * (float)fontSize / 1000.0f;
+ for (int32_t i = 1; i < length; i++) {
+ charPos[i].m_Origin = CFX_PointF(penX + left, penY + top);
+ charPos[i].m_GlyphIndex = encoding->GlyphFromCharCode(pCharCode[i]);
+ charPos[i].m_FontCharWidth = cFont->GetGlyphWidth(charPos[i].m_GlyphIndex);
+#if _FXM_PLATFORM_ == _FXM_PLATFORM_APPLE_
+ charPos[i].m_ExtGID = charPos[i].m_GlyphIndex;
+#endif
+ penX += (float)(charPos[i].m_FontCharWidth) * (float)fontSize / 1000.0f;
+ }
+ FX_Free(pCharCode);
+}
+
+void CBC_OneDimWriter::ShowDeviceChars(CFX_RenderDevice* device,
+ const CFX_Matrix* matrix,
+ const CFX_ByteString str,
+ float geWidth,
+ FXTEXT_CHARPOS* pCharPos,
+ float locX,
+ float locY,
+ int32_t barWidth) {
+ int32_t iFontSize = (int32_t)fabs(m_fFontSize);
+ int32_t iTextHeight = iFontSize + 1;
+ CFX_FloatRect rect((float)locX, (float)locY, (float)(locX + geWidth),
+ (float)(locY + iTextHeight));
+ if (geWidth != m_Width) {
+ rect.right -= 1;
+ }
+ matrix->TransformRect(rect);
+ FX_RECT re = rect.GetOuterRect();
+ device->FillRect(&re, m_backgroundColor);
+ CFX_Matrix affine_matrix(1.0, 0.0, 0.0, -1.0, (float)locX,
+ (float)(locY + iFontSize));
+ if (matrix) {
+ affine_matrix.Concat(*matrix);
+ }
+ device->DrawNormalText(str.GetLength(), pCharPos, m_pFont,
+ static_cast<float>(iFontSize), &affine_matrix,
+ m_fontColor, FXTEXT_CLEARTYPE);
+}
+
+void CBC_OneDimWriter::ShowBitmapChars(
+ const CFX_RetainPtr<CFX_DIBitmap>& pOutBitmap,
+ const CFX_ByteString str,
+ float geWidth,
+ FXTEXT_CHARPOS* pCharPos,
+ float locX,
+ float locY,
+ int32_t barWidth) {
+ int32_t iFontSize = (int32_t)fabs(m_fFontSize);
+ int32_t iTextHeight = iFontSize + 1;
+ CFX_FxgeDevice ge;
+ ge.Create((int)geWidth, iTextHeight, m_colorSpace, nullptr);
+ FX_RECT geRect(0, 0, (int)geWidth, iTextHeight);
+ ge.FillRect(&geRect, m_backgroundColor);
+ CFX_Matrix affine_matrix(1.0, 0.0, 0.0, -1.0, 0.0,
+ static_cast<float>(iFontSize));
+ ge.DrawNormalText(str.GetLength(), pCharPos, m_pFont,
+ static_cast<float>(iFontSize), &affine_matrix, m_fontColor,
+ FXTEXT_CLEARTYPE);
+ CFX_FxgeDevice geBitmap;
+ geBitmap.Attach(pOutBitmap, false, nullptr, false);
+ geBitmap.SetDIBits(ge.GetBitmap(), (int)locX, (int)locY);
+}
+
+void CBC_OneDimWriter::ShowChars(const CFX_WideStringC& contents,
+ const CFX_RetainPtr<CFX_DIBitmap>& pOutBitmap,
+ CFX_RenderDevice* device,
+ const CFX_Matrix* matrix,
+ int32_t barWidth,
+ int32_t multiple,
+ int32_t& e) {
+ if (!device && !pOutBitmap) {
+ e = BCExceptionIllegalArgument;
+ return;
+ }
+ if (!m_pFont) {
+ e = BCExceptionNullPointer;
+ return;
+ }
+ CFX_ByteString str = FX_UTF8Encode(contents);
+ int32_t iLen = str.GetLength();
+ FXTEXT_CHARPOS* pCharPos = FX_Alloc(FXTEXT_CHARPOS, iLen);
+ FXSYS_memset(pCharPos, 0, sizeof(FXTEXT_CHARPOS) * iLen);
+ float charsLen = 0;
+ float geWidth = 0;
+ if (m_locTextLoc == BC_TEXT_LOC_ABOVEEMBED ||
+ m_locTextLoc == BC_TEXT_LOC_BELOWEMBED) {
+ geWidth = 0;
+ } else if (m_locTextLoc == BC_TEXT_LOC_ABOVE ||
+ m_locTextLoc == BC_TEXT_LOC_BELOW) {
+ geWidth = (float)barWidth;
+ }
+ int32_t iFontSize = (int32_t)fabs(m_fFontSize);
+ int32_t iTextHeight = iFontSize + 1;
+ CalcTextInfo(str, pCharPos, m_pFont, geWidth, iFontSize, charsLen);
+ if (charsLen < 1) {
+ return;
+ }
+ int32_t locX = 0;
+ int32_t locY = 0;
+ switch (m_locTextLoc) {
+ case BC_TEXT_LOC_ABOVEEMBED:
+ locX = (int32_t)(barWidth - charsLen) / 2;
+ locY = 0;
+ geWidth = charsLen;
+ break;
+ case BC_TEXT_LOC_ABOVE:
+ locX = 0;
+ locY = 0;
+ geWidth = (float)barWidth;
+ break;
+ case BC_TEXT_LOC_BELOWEMBED:
+ locX = (int32_t)(barWidth - charsLen) / 2;
+ locY = m_Height - iTextHeight;
+ geWidth = charsLen;
+ break;
+ case BC_TEXT_LOC_BELOW:
+ default:
+ locX = 0;
+ locY = m_Height - iTextHeight;
+ geWidth = (float)barWidth;
+ break;
+ }
+ if (device) {
+ ShowDeviceChars(device, matrix, str, geWidth, pCharPos, (float)locX,
+ (float)locY, barWidth);
+ } else {
+ ShowBitmapChars(pOutBitmap, str, geWidth, pCharPos, (float)locX,
+ (float)locY, barWidth);
+ }
+ FX_Free(pCharPos);
+}
+
+void CBC_OneDimWriter::RenderBitmapResult(
+ CFX_RetainPtr<CFX_DIBitmap>& pOutBitmap,
+ const CFX_WideStringC& contents,
+ int32_t& e) {
+ if (!m_output)
+ if (e != BCExceptionNO)
+ return;
+
+ pOutBitmap = CreateDIBitmap(m_output->GetWidth(), m_output->GetHeight());
+ pOutBitmap->Clear(m_backgroundColor);
+ if (!pOutBitmap) {
+ e = BCExceptionFailToCreateBitmap;
+ return;
+ }
+ for (int32_t x = 0; x < m_output->GetWidth(); x++) {
+ for (int32_t y = 0; y < m_output->GetHeight(); y++) {
+ if (m_output->Get(x, y)) {
+ pOutBitmap->SetPixel(x, y, m_barColor);
+ }
+ }
+ }
+ int32_t i = 0;
+ for (; i < contents.GetLength(); i++) {
+ if (contents.GetAt(i) != ' ')
+ break;
+ }
+ if (m_locTextLoc != BC_TEXT_LOC_NONE && i < contents.GetLength()) {
+ ShowChars(contents, pOutBitmap, nullptr, nullptr, m_barWidth, m_multiple,
+ e);
+ if (e != BCExceptionNO)
+ return;
+ }
+ pOutBitmap = pOutBitmap->StretchTo(m_Width, m_Height);
+}
+
+void CBC_OneDimWriter::RenderDeviceResult(CFX_RenderDevice* device,
+ const CFX_Matrix* matrix,
+ const CFX_WideStringC& contents,
+ int32_t& e) {
+ if (!m_output)
+ if (e != BCExceptionNO)
+ return;
+
+ CFX_GraphStateData stateData;
+ CFX_PathData path;
+ path.AppendRect(0, 0, (float)m_Width, (float)m_Height);
+ device->DrawPath(&path, matrix, &stateData, m_backgroundColor,
+ m_backgroundColor, FXFILL_ALTERNATE);
+ CFX_Matrix matri(m_outputHScale, 0.0, 0.0, (float)m_Height, 0.0, 0.0);
+ matri.Concat(*matrix);
+ for (int32_t x = 0; x < m_output->GetWidth(); x++) {
+ for (int32_t y = 0; y < m_output->GetHeight(); y++) {
+ CFX_PathData rect;
+ rect.AppendRect((float)x, (float)y, (float)(x + 1), (float)(y + 1));
+ if (m_output->Get(x, y)) {
+ CFX_GraphStateData data;
+ device->DrawPath(&rect, &matri, &data, m_barColor, 0, FXFILL_WINDING);
+ }
+ }
+ }
+ int32_t i = 0;
+ for (; i < contents.GetLength(); i++)
+ if (contents.GetAt(i) != ' ') {
+ break;
+ }
+ if (m_locTextLoc != BC_TEXT_LOC_NONE && i < contents.GetLength()) {
+ ShowChars(contents, nullptr, device, matrix, m_barWidth, m_multiple, e);
+ if (e != BCExceptionNO)
+ return;
+ }
+}
+
+void CBC_OneDimWriter::RenderResult(const CFX_WideStringC& contents,
+ uint8_t* code,
+ int32_t codeLength,
+ bool isDevice,
+ int32_t& e) {
+ if (codeLength < 1) {
+ if (e != BCExceptionNO)
+ return;
+ }
+ if (m_ModuleHeight < 20.0) {
+ m_ModuleHeight = 20;
+ }
+ int32_t codeOldLength = codeLength;
+ int32_t leftPadding = 0;
+ int32_t rightPadding = 0;
+ if (m_bLeftPadding) {
+ leftPadding = 7;
+ }
+ if (m_bRightPadding) {
+ rightPadding = 7;
+ }
+ codeLength += leftPadding;
+ codeLength += rightPadding;
+ m_outputHScale = 1.0;
+ if (m_Width > 0) {
+ m_outputHScale = (float)m_Width / (float)codeLength;
+ }
+ if (!isDevice) {
+ m_outputHScale =
+ std::max(m_outputHScale, static_cast<float>(m_ModuleWidth));
+ }
+ float dataLengthScale = 1.0;
+ if (m_iDataLenth > 0 && contents.GetLength() != 0) {
+ dataLengthScale = float(contents.GetLength()) / float(m_iDataLenth);
+ }
+ if (m_iDataLenth > 0 && contents.GetLength() == 0) {
+ dataLengthScale = float(1) / float(m_iDataLenth);
+ }
+ m_multiple = 1;
+ if (!isDevice) {
+ m_multiple = (int32_t)ceil(m_outputHScale * dataLengthScale);
+ }
+ int32_t outputHeight = 1;
+ if (!isDevice) {
+ if (m_Height == 0) {
+ outputHeight = std::max(20, m_ModuleHeight);
+ } else {
+ outputHeight = m_Height;
+ }
+ }
+ int32_t outputWidth = codeLength;
+ if (!isDevice) {
+ outputWidth = (int32_t)(codeLength * m_multiple / dataLengthScale);
+ }
+ m_barWidth = m_Width;
+ if (!isDevice) {
+ m_barWidth = codeLength * m_multiple;
+ }
+ m_output = pdfium::MakeUnique<CBC_CommonBitMatrix>();
+ m_output->Init(outputWidth, outputHeight);
+ int32_t outputX = leftPadding * m_multiple;
+ for (int32_t inputX = 0; inputX < codeOldLength; inputX++) {
+ if (code[inputX] == 1) {
+ if (outputX >= outputWidth) {
+ break;
+ }
+ if (outputX + m_multiple > outputWidth && outputWidth - outputX > 0) {
+ m_output->SetRegion(outputX, 0, outputWidth - outputX, outputHeight, e);
+ break;
+ }
+ m_output->SetRegion(outputX, 0, m_multiple, outputHeight, e);
+ if (e != BCExceptionNO)
+ return;
+ }
+ outputX += m_multiple;
+ }
+}
+
+bool CBC_OneDimWriter::CheckContentValidity(const CFX_WideStringC& contents) {
+ return true;
+}
+
+CFX_WideString CBC_OneDimWriter::FilterContents(
+ const CFX_WideStringC& contents) {
+ return CFX_WideString();
+}
+
+CFX_WideString CBC_OneDimWriter::RenderTextContents(
+ const CFX_WideStringC& contents) {
+ return CFX_WideString();
+}