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Created a function for drawing the continuous color legend.
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,56 @@ | ||
| function [] = fill_gradient_legend(obj, title_text, legend_values, legend_ticks, gradient_height) | ||
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| legend_y_step = 1; | ||
| legend_y_additional_step = 0.5; | ||
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| obj.legend_text_handles = [obj.legend_text_handles ... | ||
| text(1, obj.legend_y, title_text, ... | ||
| 'FontWeight', 'bold', ... | ||
| 'Interpreter', obj.text_options.interpreter, ... | ||
| 'FontName', obj.text_options.font, ... | ||
| 'FontSize', obj.text_options.base_size * obj.text_options.legend_title_scaling, ... | ||
| 'Parent', obj.legend_axe_handle)]; | ||
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| obj.legend_y = obj.legend_y - legend_y_step; | ||
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| tmp_N = 100; | ||
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| %imagesc coordinates correspond to centers of patches, hence the | ||
| %x=[1.5 1.5] to get [1 2] borders | ||
| imagesc([1.5 1.5], ... | ||
| [obj.legend_y - gradient_height obj.legend_y], ... | ||
| linspace(obj.continuous_color_options.CLim(1), obj.continuous_color_options.CLim(2), tmp_N)', ... | ||
| 'Parent', obj.legend_axe_handle); | ||
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| obj.legend_y = obj.legend_y - gradient_height; | ||
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| for k = 1:length(legend_ticks) | ||
| line([1.8 2; 1 1.2]', ... | ||
| [1 1] * (obj.legend_y + val2y(legend_ticks(k), gradient_height, obj.continuous_color_options.CLim)), ... | ||
| 'Color', 'w', 'Parent', obj.legend_axe_handle) | ||
| end | ||
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| %We need to fill from the top so that lowest text is last in the handle | ||
| %array | ||
| legend_values = sort(legend_values,'descend'); | ||
| for k = 1:length(legend_values) | ||
| obj.legend_text_handles = [obj.legend_text_handles ... | ||
| text(2.5, ... | ||
| obj.legend_y + val2y(legend_values(k), gradient_height, obj.continuous_color_options.CLim), ... | ||
| num2str(legend_values(k)), ... | ||
| 'FontName', obj.text_options.font, ... | ||
| 'FontSize', obj.text_options.base_size * obj.text_options.legend_scaling, ... | ||
| 'Parent', obj.legend_axe_handle)]; | ||
| end | ||
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| colormap(obj.continuous_color_options.colormap) | ||
| caxis(obj.continuous_color_options.CLim); | ||
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| obj.legend_y = obj.legend_y - legend_y_step - legend_y_additional_step; | ||
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| end | ||
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| function res = val2y(val, height, clim) | ||
| res = height * (val - clim(1)) / (clim(2) - clim(1)); | ||
| end |