+package net.mograsim.logic.model.snippets.symbolrenderers;
+
+import net.haspamelodica.swt.helper.gcs.GeneralGC;
+import net.haspamelodica.swt.helper.swtobjectwrappers.Font;
+import net.haspamelodica.swt.helper.swtobjectwrappers.Point;
+import net.haspamelodica.swt.helper.swtobjectwrappers.Rectangle;
+import net.mograsim.logic.model.model.components.ModelComponent;
+import net.mograsim.logic.model.serializing.IdentifyParams;
+import net.mograsim.logic.model.snippets.Renderer;
+import net.mograsim.logic.model.snippets.SnippetDefinintion;
+import net.mograsim.logic.model.snippets.SubmodelComponentSnippetSuppliers;
+import net.mograsim.preferences.ColorDefinition;
+import net.mograsim.preferences.ColorManager;
+import net.mograsim.preferences.Preferences;
+
+/**
+ * Renders a text (<code>"text"</code>) with a given font height (<code>"height"</code>) in the center of the component.
+ *
+ * @author Daniel Kirschten
+ */
+public class CenteredTextSymbolRenderer implements Renderer
+{
+ private final ModelComponent component;
+ private final String text;
+ private final double fontHeight;
+
+ public CenteredTextSymbolRenderer(ModelComponent component, CenteredTextParams params)
+ {
+ this.component = component;
+ this.text = params.text;
+ this.fontHeight = params.fontHeight;
+
+ }
+
+ @Override
+ public void render(GeneralGC gc, Rectangle visibleRegion)
+ {
+ Font oldFont = gc.getFont();
+ gc.setFont(new Font(oldFont.getName(), fontHeight, oldFont.getStyle()));
+ ColorDefinition fg = Preferences.current().getColorDefinition("net.mograsim.logic.model.color.text");
+ if (fg != null)
+ gc.setForeground(ColorManager.current().toColor(fg));
+ Point idSize = gc.textExtent(text);
+ Rectangle bounds = component.getBounds();
+ gc.drawText(text, bounds.x + (bounds.width - idSize.x) / 2, bounds.y + (bounds.height - idSize.y) / 2, true);
+ gc.setFont(oldFont);
+ }
+
+ @Override
+ public String getIDForSerializing(IdentifyParams idParams)
+ {
+ return "centeredText";
+ }
+
+ @Override
+ public CenteredTextParams getParamsForSerializing(IdentifyParams idParams)
+ {
+ CenteredTextParams params = new CenteredTextParams();
+ params.text = text;
+ params.fontHeight = fontHeight;
+ return params;
+ }
+
+ public static class CenteredTextParams
+ {
+ public String text;
+ public double fontHeight;
+ }
+
+ static
+ {
+ SubmodelComponentSnippetSuppliers.symbolRendererSupplier.setSnippetSupplier(CenteredTextSymbolRenderer.class.getCanonicalName(),
+ SnippetDefinintion.create(CenteredTextParams.class, CenteredTextSymbolRenderer::new));
+ }
+}
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