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improved the desktop sharing publish window preview

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This commit is contained in:
Felipe Cecagno 2015-03-02 00:23:18 -03:00
parent 815be28d0b
commit 7fee4ac0d0
1 changed files with 28 additions and 32 deletions
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56
bigbluebutton-client/src/org/bigbluebutton/modules/deskshare/view/components/DesktopPublishWindow.mxml
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@ -29,7 +29,7 @@ with BigBlueButton; if not, see <http://www.gnu.org/licenses/>.
initialize="init()" initialize="init()"
creationComplete="onCreationComplete()" creationComplete="onCreationComplete()"
verticalScrollPolicy="off" horizontalScrollPolicy="off" verticalScrollPolicy="off" horizontalScrollPolicy="off"
width="365" height="350" width="320" height="258"
title="{ResourceUtil.getInstance().getString('bbb.desktopPublish.title')}" title="{ResourceUtil.getInstance().getString('bbb.desktopPublish.title')}"
resizable="false"> resizable="false">
@ -72,9 +72,8 @@ with BigBlueButton; if not, see <http://www.gnu.org/licenses/>.
import org.bigbluebutton.modules.deskshare.utils.JavaCheck; import org.bigbluebutton.modules.deskshare.utils.JavaCheck;
import org.bigbluebutton.util.i18n.ResourceUtil; import org.bigbluebutton.util.i18n.ResourceUtil;
public static const SCALE:Number = 5; private const DEFAULT_PREVIEW_WIDTH:int = 320;
private static const VID_HEIGHT_PAD:Number = 73; private const DEFAULT_PREVIEW_HEIGHT:int = 180; // 16x9 aspect ratio
private static const VID_WIDTH_PAD:Number = 6;
private var images:Images = new Images(); private var images:Images = new Images();
[Bindable] public var bbbLogo:Class = images.bbb_logo; [Bindable] public var bbbLogo:Class = images.bbb_logo;
@ -224,17 +223,20 @@ with BigBlueButton; if not, see <http://www.gnu.org/licenses/>.
} }
private function onUpdateCursorEvent(event:CursorEvent):void { private function onUpdateCursorEvent(event:CursorEvent):void {
if (cursor == null) {
return;
}
// DO NOT compute the x and y coordinate and assign directly to the cursorImg // DO NOT compute the x and y coordinate and assign directly to the cursorImg
// as it results in a flickering and jerky mouse pointer (ralam jun 10, 2010). // as it results in a flickering and jerky mouse pointer (ralam jun 10, 2010).
cursor.x = video.x + ((event.x/captureWidth)) * video.width; cursor.x = video.x + ((event.x/captureWidth)) * video.width;
cursor.y = video.y + ((event.y/captureHeight)) * video.height; cursor.y = video.y + ((event.y/captureHeight)) * video.height;
cursorImg.visible = true;
// Do not display cursor if they are outside the capture area. // Do not display cursor if they are outside the capture area.
if (cursor.x < video.x) cursor.x = video.x; cursorImg.visible = !(cursor.x < video.x
if (cursor.y < video.y) cursor.y = video.y; || cursor.y < video.y
if (cursor.x > video.x + video.width) cursor.x = video.x + video.width; || cursor.x > video.x + video.width
if (cursor.y > video.y + video.height) cursor.y = video.y + video.height; || cursor.y > video.y + video.height);
cursorImg.x = cursor.x; cursorImg.x = cursor.x;
cursorImg.y = cursor.y; cursorImg.y = cursor.y;
} }
@ -254,35 +256,29 @@ with BigBlueButton; if not, see <http://www.gnu.org/licenses/>.
// Store capture dimensions so we can position cursor properly. // Store capture dimensions so we can position cursor properly.
captureWidth = capWidth; captureWidth = capWidth;
captureHeight = capHeight; captureHeight = capHeight;
var captureAspectRatio:Number = captureWidth / captureHeight;
var videoHolderAspectRatio:Number = DEFAULT_PREVIEW_WIDTH / DEFAULT_PREVIEW_HEIGHT;
videoHolder = new UIComponent(); videoHolder = new UIComponent();
var vidW:Number = captureWidth; var vidW:Number;
var vidH:Number = captureHeight; var vidH:Number;
if (captureAspectRatio > videoHolderAspectRatio) {
// Don't scale if capture dimension is smaller than window. vidW = DEFAULT_PREVIEW_WIDTH;
if((captureWidth > this.width - VID_WIDTH_PAD) && (captureHeight < this.height - VID_HEIGHT_PAD)){ vidH = Math.floor(DEFAULT_PREVIEW_WIDTH / captureAspectRatio);
vidW = this.width - VID_WIDTH_PAD; } else {
vidH = (captureHeight / captureWidth) * vidW; vidH = DEFAULT_PREVIEW_HEIGHT;
} vidW = Math.floor(DEFAULT_PREVIEW_HEIGHT * captureAspectRatio);
else if( ((captureWidth < this.width - VID_WIDTH_PAD) && (captureHeight > this.height - VID_HEIGHT_PAD))
|| ((captureWidth > this.width - VID_WIDTH_PAD) && (captureHeight > this.height - VID_HEIGHT_PAD)) ){
vidH = this.height - VID_HEIGHT_PAD;
vidW = (captureWidth / captureHeight) * vidH;
}
else{
vidW = captureWidth;
vidH = captureHeight;
} }
LogUtil.debug("deskshare preview[" + captureWidth + "," + captureHeight + "][" + vidW + "," + vidH + "]"); trace("deskshare preview[" + captureWidth + "," + captureHeight + "][" + vidW + "," + vidH + "]");
video = new Video(vidW, vidH); video = new Video(vidW, vidH);
video.width = vidW; video.width = vidW;
video.height = vidH; video.height = vidH;
videoHolder.width = vidW; videoHolder.width = DEFAULT_PREVIEW_WIDTH;
videoHolder.height = vidH; videoHolder.height = DEFAULT_PREVIEW_HEIGHT;
video.x = videoHolder.x = (this.width - VID_WIDTH_PAD - vidW) / 2; video.x = Math.floor((DEFAULT_PREVIEW_WIDTH - video.width) / 2);
video.y = videoHolder.y = (this.height - VID_HEIGHT_PAD - vidH) / 2; video.y = Math.floor((DEFAULT_PREVIEW_HEIGHT - video.height) / 2);
videoHolder.addChild(video); videoHolder.addChild(video);