159 lines
3.6 KiB
JavaScript
159 lines
3.6 KiB
JavaScript
/*
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DESCRIPTION : Functions for the world click handler and manipulating entities.
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NOTES :
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*/
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// ====================================================================
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addGlobalHandler ("worldClick", worldClickHandler);
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// ====================================================================
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// The world-click handler - called whenever the user clicks the terrain
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function worldClickHandler(event)
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{
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args=new Array(null, null);
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console.write("worldClickHandler: button "+event.button+", clicks "+event.clicks);
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if (isSelecting())
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{
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getGlobal().selectionWorldClickHandler(event);
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return;
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}
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// Right button single- or double-clicks
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if (event.button == SDL_BUTTON_RIGHT && event.clicks <= 2)
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{
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if (event.clicks == 1)
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cmd = event.command;
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else if (event.clicks == 2)
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{
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console.write("Issuing secondary command");
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cmd = event.secondaryCommand;
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}
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}
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else
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return;
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switch (cmd)
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{
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// location target commands
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case NMT_Goto:
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case NMT_Patrol:
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if (event.queued)
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{
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cmd = NMT_AddWaypoint;
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}
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args[0]=event.x;
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args[1]=event.y;
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break;
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case NMT_AddWaypoint:
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args[0]=event.x;
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args[1]=event.y;
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break;
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// entity target commands
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case NMT_AttackMelee:
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case NMT_Gather:
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args[0]=event.entity;
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args[1]=null;
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break;
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default:
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console.write("worldClickHandler: Unknown command: "+cmd);
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return;
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break;
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}
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issueCommand (selection, cmd, args[0], args[1]);
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}
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// ====================================================================
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function selectEntity(handler)
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{
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endSelection();
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startSelection(function (event) {
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// Selection is performed when single-clicking the right mouse
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// button.
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if (event.button == SDL_BUTTON_RIGHT && event.clicks == 1)
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{
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handler(event.entity);
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}
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// End selection on first mouse-click
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endSelection();
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});
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}
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// ====================================================================
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function selectLocation(handler)
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{
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endSelection();
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startSelection(function (event) {
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// Selection is performed when single-clicking the right mouse
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// button.
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if (event.button == SDL_BUTTON_RIGHT && event.clicks == 1)
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{
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handler(event.x, event.y);
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}
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// End selection on first mouse-click
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endSelection();
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});
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}
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// ====================================================================
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function startSelection(handler)
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{
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gameView.startCustomSelection();
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getGlobal().selectionWorldClickHandler=handler;
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console.write("isSelecting(): "+isSelecting());
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}
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// ====================================================================
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function endSelection()
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{
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if (!isSelecting())
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return;
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gameView.endCustomSelection();
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getGlobal().selectionWorldClickHandler = null;
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}
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// ====================================================================
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function isSelecting()
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{
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return getGlobal().selectionWorldClickHandler != null;
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}
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// ====================================================================
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function makeUnit (x, y, z, MakeUnitName)
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{
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// Spawn an entity at the given coordinates.
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DudeSpawnPoint = new Vector3D(x, y, z);
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new Entity(getEntityTemplate(MakeUnitName), DudeSpawnPoint, 1.0);
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// writeConsole(MakeUnitName + " created at " + DudeSpawnPoint);
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}
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// ====================================================================
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function selected()
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{
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// Returns how many units selected.
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if( selection.length > 0 )
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return( selection[0] );
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return( null );
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}
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// ====================================================================
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