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| 52 | |
| 53 | //------------------------------------------------------------------------- |
| 54 | void mitkVtkLogoRepresentation::BuildRepresentation() |
| 55 | { |
| 56 | if (this->GetMTime() > this->BuildTime || (this->Renderer && this->Renderer->GetVTKWindow() && |
| 57 | this->Renderer->GetVTKWindow()->GetMTime() > this->BuildTime)) |
| 58 | { |
| 59 | // Determine and adjust the size of the image |
| 60 | if (this->Image) |
| 61 | { |
| 62 | double imageSize[2], borderSize[2], o[2]; |
| 63 | imageSize[0] = 0.0; |
| 64 | imageSize[1] = 0.0; |
| 65 | // this->Image->Update(); |
| 66 | if (this->Image->GetDataDimension() == 2) |
| 67 | { |
| 68 | int dims[3]; |
| 69 | this->Image->GetDimensions(dims); |
| 70 | imageSize[0] = static_cast<double>(dims[0]); |
| 71 | imageSize[1] = static_cast<double>(dims[1]); |
| 72 | } |
| 73 | int *p1 = this->PositionCoordinate->GetComputedDisplayValue(this->Renderer); |
| 74 | int *p2 = this->Position2Coordinate->GetComputedDisplayValue(this->Renderer); |
| 75 | borderSize[0] = p2[0]; |
| 76 | borderSize[1] = p2[1]; |
| 77 | o[0] = static_cast<double>(p1[0]); |
| 78 | o[1] = static_cast<double>(p1[1]); |
| 79 | |
| 80 | // this preserves the image aspect ratio. The image is |
| 81 | // centered around the center of the bordered ragion. |
| 82 | this->AdjustImageSize(o, borderSize, imageSize); |
| 83 | |
| 84 | // Update the points |
| 85 | this->Texture->SetInputData(this->Image); |
| 86 | int *size = this->Renderer->GetSize(); |
| 87 | |
| 88 | switch (this->cornerPosition) |
| 89 | { |
| 90 | case 0: |
| 91 | { |
| 92 | this->TexturePoints->SetPoint(0, o[0], o[1], 0.0); |
| 93 | this->TexturePoints->SetPoint(1, o[0] + imageSize[0], o[1], 0.0); |
| 94 | this->TexturePoints->SetPoint(2, o[0] + imageSize[0], o[1] + imageSize[1], 0.0); |
| 95 | this->TexturePoints->SetPoint(3, o[0], o[1] + imageSize[1], 0.0); |
| 96 | break; |
| 97 | } |
| 98 | case 1: |
| 99 | { |
| 100 | o[0] = size[0] - o[0]; |
| 101 | this->TexturePoints->SetPoint(0, o[0] - imageSize[0], o[1], 0.0); |
| 102 | this->TexturePoints->SetPoint(1, o[0], o[1], 0.0); |
| 103 | this->TexturePoints->SetPoint(2, o[0], o[1] + imageSize[1], 0.0); |
| 104 | this->TexturePoints->SetPoint(3, o[0] - imageSize[0], o[1] + imageSize[1], 0.0); |
| 105 | break; |
| 106 | } |
| 107 | case 2: |
| 108 | { |
| 109 | o[0] = size[0] - o[0]; |
| 110 | o[1] = size[1] - o[1]; |
| 111 | this->TexturePoints->SetPoint(0, o[0] - imageSize[0], o[1] - imageSize[1], 0.0); |
no test coverage detected