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comparison Framework/Scene2D/Internals/CairoTextRenderer.cpp @ 804:61ba4b504e9a

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PolylineSceneLayer now has one color per chain
author Sebastien Jodogne <s.jodogne@gmail.com>
date Tue, 28 May 2019 15:58:21 +0200
parents 9e51fb773bbd
children 6e888cf6a48b
comparison
equal deleted inserted replaced
802:f38c1fc08655 804:61ba4b504e9a
46 { 46 {
47 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); 47 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError);
48 } 48 }
49 49
50 const unsigned int width = source->GetWidth(); 50 const unsigned int width = source->GetWidth();
51 const unsigned int red = layer.GetRed(); 51 const Color& color = layer.GetColor();
52 const unsigned int green = layer.GetGreen();
53 const unsigned int blue = layer.GetBlue();
54 52
55 for (unsigned int y = 0; y < source->GetHeight(); y++) 53 for (unsigned int y = 0; y < source->GetHeight(); y++)
56 { 54 {
57 const uint8_t* p = reinterpret_cast<const uint8_t*>(source->GetConstRow(y)); 55 const uint8_t* p = reinterpret_cast<const uint8_t*>(source->GetConstRow(y));
58 uint8_t* q = reinterpret_cast<uint8_t*>(target.GetRow(y)); 56 uint8_t* q = reinterpret_cast<uint8_t*>(target.GetRow(y));
60 for (unsigned int x = 0; x < width; x++) 58 for (unsigned int x = 0; x < width; x++)
61 { 59 {
62 unsigned int alpha = *p; 60 unsigned int alpha = *p;
63 61
64 // Premultiplied alpha 62 // Premultiplied alpha
65 q[0] = static_cast<uint8_t>((blue * alpha) / 255); 63 q[0] = static_cast<uint8_t>((color.GetBlue() * alpha) / 255);
66 q[1] = static_cast<uint8_t>((green * alpha) / 255); 64 q[1] = static_cast<uint8_t>((color.GetGreen() * alpha) / 255);
67 q[2] = static_cast<uint8_t>((red * alpha) / 255); 65 q[2] = static_cast<uint8_t>((color.GetRed() * alpha) / 255);
68 q[3] = *p; 66 q[3] = *p;
69 67
70 p++; 68 p++;
71 q += 4; 69 q += 4;
72 } 70 }
83 text_.GetHeight() != 0) 81 text_.GetHeight() != 0)
84 { 82 {
85 const TextSceneLayer& layer = GetLayer<TextSceneLayer>(); 83 const TextSceneLayer& layer = GetLayer<TextSceneLayer>();
86 84
87 cairo_t* cr = GetCairoContext(); 85 cairo_t* cr = GetCairoContext();
88 cairo_set_source_rgb(cr, layer.GetRedAsFloat(), layer.GetGreenAsFloat(), layer.GetBlueAsFloat()); 86 cairo_set_source_rgb(cr, layer.GetColor().GetRedAsFloat(),
87 layer.GetColor().GetGreenAsFloat(),
88 layer.GetColor().GetBlueAsFloat());
89 89
90 double dx, dy; // In pixels 90 double dx, dy; // In pixels
91 ComputeAnchorTranslation(dx, dy, layer.GetAnchor(), text_.GetWidth(), 91 ComputeAnchorTranslation(dx, dy, layer.GetAnchor(), text_.GetWidth(),
92 text_.GetHeight(), layer.GetBorder()); 92 text_.GetHeight(), layer.GetBorder());
93 93