------------------------------------------------------------------------------
| 758 | |
| 759 | //------------------------------------------------------------------------------ |
| 760 | void vtkAxisActor2D::BuildLabels(vtkViewport* viewport) |
| 761 | { |
| 762 | // Update the labels text. Do it only if the range has been adjusted, |
| 763 | // i.e. if we think that new labels must be created. |
| 764 | // WARNING: if LabelFormat has changed, they should be recreated too |
| 765 | // but at this point the check on LabelFormat is "included" in |
| 766 | // UpdateAdjustedRange(), which is the function that update |
| 767 | // AdjustedRangeBuildTime or not. |
| 768 | vtkMTimeType labeltime = this->AdjustedRangeBuildTime; |
| 769 | int nbOfLabels = static_cast<int>(this->TickValues.size()); |
| 770 | if (this->NumberOfLabelsBuilt != nbOfLabels) |
| 771 | { |
| 772 | vtkErrorMacro("Inconsistent number of labels. Got " << nbOfLabels << " values but expects " |
| 773 | << this->NumberOfLabelsBuilt); |
| 774 | } |
| 775 | |
| 776 | if (nbOfLabels < 1) |
| 777 | { |
| 778 | return; |
| 779 | } |
| 780 | |
| 781 | if (this->AdjustedRangeBuildTime > this->BuildTime) |
| 782 | { |
| 783 | for (int i = 0; i < nbOfLabels; i++) |
| 784 | { |
| 785 | double val = this->TickValues[i]; |
| 786 | if (this->GetNotation() == vtkNumberToString::Mixed) |
| 787 | { |
| 788 | // Use default legend notation : don't use vtkNumberToString |
| 789 | // for the default setting in order to ensure retrocompatibility |
| 790 | std::string labelFormat = this->LabelFormat ? vtk::to_std_format(this->LabelFormat) : ""; |
| 791 | char string[512]; |
| 792 | VTK_FORMAT_IF_ERROR_BREAK( |
| 793 | auto result = vtk::format_to_n(string, sizeof(string), labelFormat, val); |
| 794 | *result.out = '\0'); |
| 795 | this->LabelMappers[i]->SetInput(string); |
| 796 | } |
| 797 | else |
| 798 | { |
| 799 | vtkNumberToString converter; |
| 800 | converter.SetNotation(this->GetNotation()); |
| 801 | converter.SetPrecision(this->GetPrecision()); |
| 802 | std::string formattedString = converter.Convert(val); |
| 803 | this->LabelMappers[i]->SetInput(formattedString.c_str()); |
| 804 | } |
| 805 | } |
| 806 | |
| 807 | // Check if the label text has changed |
| 808 | labeltime = std::max(this->LabelMappers[this->NumberOfLabelsBuilt - 1]->GetMTime(), labeltime); |
| 809 | } |
| 810 | |
| 811 | // Copy prop and text prop eventually |
| 812 | for (int i = 0; i < this->NumberOfLabelsBuilt; i++) |
| 813 | { |
| 814 | if (this->LabelTextProperty->GetMTime() > this->BuildTime || |
| 815 | this->AdjustedRangeBuildTime > this->BuildTime) |
| 816 | { |
| 817 | // Shallow copy here so that the size of the label prop is not |
no test coverage detected