X-Git-Url: https://mograsim.net/gitweb/?a=blobdiff_plain;f=plugins%2Fnet.mograsim.logic.model.editor%2Fsrc%2Fnet%2Fmograsim%2Flogic%2Fmodel%2Feditor%2Fstates%2FBoxSelectionState.java;fp=plugins%2Fnet.mograsim.logic.model.editor%2Fsrc%2Fnet%2Fmograsim%2Flogic%2Fmodel%2Feditor%2Fstates%2FBoxSelectionState.java;h=ef109cdb1f5de59046706a62ad30217d3292b3eb;hb=7d05144c25daa53e60fc9ed9fd503546a86567f8;hp=0000000000000000000000000000000000000000;hpb=8bed58cd47f4e53a0a83e066d38864aa6875502f;p=Mograsim.git

diff --git a/plugins/net.mograsim.logic.model.editor/src/net/mograsim/logic/model/editor/states/BoxSelectionState.java b/plugins/net.mograsim.logic.model.editor/src/net/mograsim/logic/model/editor/states/BoxSelectionState.java
new file mode 100644
index 00000000..ef109cdb
--- /dev/null
+++ b/plugins/net.mograsim.logic.model.editor/src/net/mograsim/logic/model/editor/states/BoxSelectionState.java
@@ -0,0 +1,89 @@
+package net.mograsim.logic.model.editor.states;
+
+import org.eclipse.swt.SWT;
+import org.eclipse.swt.widgets.Display;
+
+import net.haspamelodica.swt.helper.swtobjectwrappers.Point;
+import net.haspamelodica.swt.helper.swtobjectwrappers.Rectangle;
+import net.haspamelodica.swt.helper.zoomablecanvas.ZoomableCanvas.ZoomedRenderer;
+import net.mograsim.logic.model.editor.Editor;
+import net.mograsim.logic.model.editor.Selection;
+import net.mograsim.logic.model.editor.handles.Handle;
+
+public class BoxSelectionState extends EditorState
+{
+	private Point origin;
+	private double mX, mY;
+
+	private final ZoomedRenderer boxRenderer = gc ->
+	{
+		if (origin != null)
+		{
+			gc.setLineWidth(0.5);
+			gc.setForeground(Display.getCurrent().getSystemColor(SWT.COLOR_DARK_YELLOW));
+			gc.drawRectangle(origin.x, origin.y, mX - origin.x, mY - origin.y);
+		}
+	};
+
+	public BoxSelectionState(Editor editor, StateManager manager)
+	{
+		super(editor, manager);
+	}
+
+	@Override
+	public void onEntry()
+	{
+		editor.gui.logicCanvas.addZoomedRenderer(boxRenderer);
+		editor.gui.logicCanvas.redrawThreadsafe();
+	}
+
+	@Override
+	public void onExit()
+	{
+		editor.gui.logicCanvas.removeZoomedRenderer(boxRenderer);
+		editor.gui.logicCanvas.redrawThreadsafe();
+	}
+
+	@Override
+	public void boxSelect()
+	{
+		manager.setState(new SelectionState(editor, manager));
+	}
+
+	@Override
+	public void clicked(Point clicked, int stateMask)
+	{
+		if (origin == null)
+		{
+			origin = new Point(clicked.x, clicked.y);
+			mX = clicked.x;
+			mY = clicked.y;
+		} else
+		{
+			Selection s = editor.getSelection();
+			s.clear();
+			boolean leftToRight = mX > origin.x, topToBottom = mY > origin.y;
+			double x = leftToRight ? origin.x : mX, y = topToBottom ? origin.y : mY, width = leftToRight ? mX - origin.x : origin.x - mX,
+					height = topToBottom ? mY - origin.y : origin.y - mY;
+
+			Rectangle selected = new Rectangle(x, y, width, height);
+			for (Handle h : editor.handleManager.getHandles())
+			{
+				Rectangle hBounds = h.getBounds();
+				if (selected.contains(hBounds.x, hBounds.y) && selected.contains(hBounds.x + hBounds.width, hBounds.y + hBounds.height))
+				{
+					s.add(h);
+				}
+			}
+			manager.setState(new SelectionState(editor, manager));
+		}
+	}
+
+	@Override
+	public void mouseMoved(double x, double y)
+	{
+		mX = x;
+		mY = y;
+		editor.gui.logicCanvas.redrawThreadsafe();
+	}
+}