View Full Version : drag drop query
aylicia
05-23-2007, 11:20 AM
hi all, i need help in how to prevent dragging n dropping beyond a certain boundary i've created. thanks!!
aylicia
05-23-2007, 11:21 AM
hi all, i need help in how to prevent dragging n dropping beyond a certain boundary i've created. thanks!!
oh n another qns, i did this jigsaw puzzle ting, y when i drag say piece 1, sometimes piece 2 moves etc? but i checked the codes there's nth wrong with everything...=(
flashwizardz
05-23-2007, 12:36 PM
hi there,
you have to use hitTest() function, to prevent the Drag Outside to the desire place, if hitTest() == false {allow drag};
FlashWizardz,
khawar@orison.biz
www.actionscript.com
Darcey
05-23-2007, 01:40 PM
FLASH HELP FILES... see how to use the startDrag function and its paramaters.
startDrag function
startDrag(target:Object, [lock:Boolean, left:Number, top:Number, right:Number, bottom:Number]) : Void
Makes the target movie clip draggable while the movie plays. Only one movie clip can be dragged at a time. After a startDrag() operation is executed, the movie clip remains draggable until it is explicitly stopped by stopDrag() or until a startDrag() action for another movie clip is called.
Availability: ActionScript 1.0; Flash Player 4
Parameters
target:Object - The target path of the movie clip to drag.
lock:Boolean [optional] - A Boolean value specifying whether the draggable movie clip is locked to the center of the mouse position (true ) or locked to the point where the user first clicked the movie clip (false ).
left,top,right,bottom:Number [optional] - Values relative to the coordinates of the movie clip's parent that specify a constraint rectangle for the movie clip.
Example
The following example creates a movie clip, pic_mc, at runtime that users can drag to any location by attaching the startDrag() and stopDrag() actions to the movie clip. An image is loaded into pic_mc using the MovieClipLoader class.
var pic_mcl:MovieClipLoader = new MovieClipLoader();
pic_mcl.loadClip("http://www.helpexamples.com/flash/images/image1.jpg",
this.createEmptyMovieClip("pic_mc", this.getNextHighestDepth()));
var listenerObject:Object = new Object();
listenerObject.onLoadInit = function(target_mc) {
target_mc.onPress = function() {
startDrag(this);
};
target_mc.onRelease = function() {
stopDrag();
};
};
pic_mcl.addListener(listenerObject);
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