diff options
Diffstat (limited to 'xfa/src/fxbarcode/BC_TwoDimWriter.cpp')
| -rw-r--r-- | xfa/src/fxbarcode/BC_TwoDimWriter.cpp | 137 |
1 files changed, 137 insertions, 0 deletions
diff --git a/xfa/src/fxbarcode/BC_TwoDimWriter.cpp b/xfa/src/fxbarcode/BC_TwoDimWriter.cpp new file mode 100644 index 0000000000..c0456cd104 --- /dev/null +++ b/xfa/src/fxbarcode/BC_TwoDimWriter.cpp @@ -0,0 +1,137 @@ +// 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 "barcode.h"
+#include "common/BC_CommonBitMatrix.h"
+#include "BC_Writer.h"
+#include "BC_TwoDimWriter.h"
+CBC_TwoDimWriter::CBC_TwoDimWriter()
+{
+ m_iCorrectLevel = 1;
+ m_bFixedSize = TRUE;
+ m_output = NULL;
+}
+CBC_TwoDimWriter::~CBC_TwoDimWriter()
+{
+ if (m_output != NULL) {
+ delete m_output;
+ m_output = NULL;
+ }
+}
+void CBC_TwoDimWriter::RenderDeviceResult(CFX_RenderDevice* device, const CFX_Matrix* matrix)
+{
+ CFX_GraphStateData stateData;
+ CFX_PathData path;
+ path.AppendRect(0, 0, (FX_FLOAT)m_Width, (FX_FLOAT)m_Height);
+ device->DrawPath(&path, matrix, &stateData, m_backgroundColor, m_backgroundColor, FXFILL_ALTERNATE);
+ FX_INT32 leftPos = 0;
+ FX_INT32 topPos = 0;
+ if ( m_bFixedSize) {
+ leftPos = (m_Width - m_output->GetWidth()) / 2;
+ topPos = (m_Height - m_output->GetHeight()) / 2;
+ }
+ CFX_Matrix matri = *matrix;
+ if (m_Width < m_output->GetWidth() && m_Height < m_output->GetHeight()) {
+ CFX_Matrix matriScale((FX_FLOAT)m_Width / (FX_FLOAT)m_output->GetWidth(), 0.0, 0.0, (FX_FLOAT)m_Height / (FX_FLOAT)m_output->GetHeight(), 0.0, 0.0);
+ matriScale.Concat(*matrix);
+ matri = matriScale;
+ }
+ for (FX_INT32 x = 0; x < m_output->GetWidth(); x++) {
+ for (FX_INT32 y = 0; y < m_output->GetHeight(); y++) {
+ CFX_PathData rect;
+ rect.AppendRect((FX_FLOAT)leftPos + x, (FX_FLOAT)topPos + y, (FX_FLOAT)(leftPos + x + 1), (FX_FLOAT)(topPos + y + 1));
+ CFX_GraphStateData stateData;
+ if(m_output->Get(x, y)) {
+ device->DrawPath(&rect, &matri, &stateData, m_barColor, 0, FXFILL_WINDING);
+ }
+ }
+ }
+}
+void CBC_TwoDimWriter::RenderBitmapResult(CFX_DIBitmap *&pOutBitmap, FX_INT32& e)
+{
+ if (m_bFixedSize) {
+ pOutBitmap = CreateDIBitmap(m_Width, m_Height);
+ } else {
+ pOutBitmap = CreateDIBitmap(m_output->GetWidth(), m_output->GetHeight());
+ }
+ if (!pOutBitmap) {
+ e = BCExceptionFailToCreateBitmap;
+ return;
+ }
+ pOutBitmap->Clear(m_backgroundColor);
+ FX_INT32 leftPos = 0;
+ FX_INT32 topPos = 0;
+ if ( m_bFixedSize) {
+ leftPos = (m_Width - m_output->GetWidth()) / 2;
+ topPos = (m_Height - m_output->GetHeight()) / 2;
+ }
+ for (FX_INT32 x = 0; x < m_output->GetWidth(); x++) {
+ for (FX_INT32 y = 0; y < m_output->GetHeight(); y++) {
+ if (m_output->Get(x, y)) {
+ pOutBitmap->SetPixel(leftPos + x, topPos + y, m_barColor);
+ }
+ }
+ }
+ if (!m_bFixedSize) {
+ CFX_DIBitmap * pStretchBitmap = pOutBitmap->StretchTo(m_Width, m_Height);
+ if (pOutBitmap) {
+ delete pOutBitmap;
+ }
+ pOutBitmap = pStretchBitmap;
+ }
+}
+void CBC_TwoDimWriter::RenderResult(FX_BYTE *code, FX_INT32 codeWidth, FX_INT32 codeHeight, FX_INT32 &e)
+{
+ FX_INT32 inputWidth = codeWidth;
+ FX_INT32 inputHeight = codeHeight;
+ FX_INT32 tempWidth = inputWidth + (1 << 1);
+ FX_INT32 tempHeight = inputHeight + (1 << 1);
+ FX_FLOAT moduleHSize = (FX_FLOAT)FX_MIN(m_ModuleWidth, m_ModuleHeight);
+ if (moduleHSize > 8) {
+ moduleHSize = 8;
+ } else if (moduleHSize < 1) {
+ moduleHSize = 1;
+ }
+ FX_INT32 outputWidth = (FX_INT32)FX_MAX(tempWidth * moduleHSize, tempWidth);
+ FX_INT32 outputHeight = (FX_INT32)FX_MAX(tempHeight * moduleHSize, tempHeight);
+ FX_INT32 multiX = 1;
+ FX_INT32 multiY = 1;
+ if (m_bFixedSize) {
+ if (m_Width < outputWidth || m_Height < outputHeight) {
+ e = BCExceptionBitmapSizeError;
+ return;
+ }
+ } else {
+ if (m_Width > outputWidth || m_Height > outputHeight) {
+ outputWidth = (FX_INT32)(outputWidth * ceil ( (FX_FLOAT)m_Width / (FX_FLOAT)outputWidth));
+ outputHeight = (FX_INT32)(outputHeight * ceil ( (FX_FLOAT)m_Height / (FX_FLOAT)outputHeight));
+ }
+ }
+ multiX = (FX_INT32)ceil((FX_FLOAT)outputWidth / (FX_FLOAT)tempWidth);
+ multiY = (FX_INT32)ceil((FX_FLOAT)outputHeight / (FX_FLOAT) tempHeight);
+ if (m_bFixedSize) {
+ multiX = FX_MIN(multiX, multiY);
+ multiY = multiX;
+ }
+ FX_INT32 leftPadding = (outputWidth - (inputWidth * multiX)) / 2;
+ FX_INT32 topPadding = (outputHeight - (inputHeight * multiY)) / 2;
+ if (leftPadding < 0) {
+ leftPadding = 0;
+ }
+ if (topPadding < 0) {
+ topPadding = 0;
+ }
+ m_output = FX_NEW CBC_CommonBitMatrix;
+ m_output->Init(outputWidth, outputHeight);
+ for (FX_INT32 inputY = 0, outputY = topPadding; (inputY < inputHeight) && (outputY < outputHeight - multiY); inputY++, outputY += multiY) {
+ for (FX_INT32 inputX = 0, outputX = leftPadding; (inputX < inputWidth) && (outputX < outputWidth - multiX); inputX++, outputX += multiX) {
+ if (code[inputX + inputY * inputWidth] == 1) {
+ m_output->SetRegion(outputX, outputY, multiX, multiY, e);
+ BC_EXCEPTION_CHECK_ReturnVoid(e);
+ }
+ }
+ }
+}
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