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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<title>JSDoc: Source: display/Screen.js</title>
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<h1 class="page-title">Source: display/Screen.js</h1>
<section>
<article>
<pre class="prettyprint source linenums"><code>//------------------------------------------------------------------------------
// Constructor scope
//------------------------------------------------------------------------------
/**
* Creates a new Screen instance.
*
* @constructor
* @extends rune.display.DisplayObjectContainer
*
* @param {rune.system.Config} options Screen options.
*
* @class
* @classdesc
*
* The Screen class represents a pixel buffer for what is to be displayed on
* the screen. Cameras are mainly rendered to this buffer, but since the screen
* is a DisplayObjectContainer, DisplayObjects can also be placed directly on
* the screen.
*/
rune.display.Screen = function(options) {
//--------------------------------------------------------------------------
// Private properties
//--------------------------------------------------------------------------
/**
* Reference to the application configuration file.
*
* @type {Object}
* @private
*/
this.m_config = options;
/**
* The developer console.
*
* @type {rune.console.ConsoleManager}
* @private
*/
this.m_console = null;
/**
* The debugger.
*
* @type {rune.debug.Debugger}
* @private
*/
this.m_debugger = null;
//--------------------------------------------------------------------------
// Super call
//--------------------------------------------------------------------------
/**
* Extend DisplayObjectContainer.
*/
rune.display.DisplayObjectContainer.call(this, 0, 0, options.screenResolutionX, options.screenResolutionY);
}
//------------------------------------------------------------------------------
// Inheritance
//------------------------------------------------------------------------------
rune.display.Screen.prototype = Object.create(rune.display.DisplayObjectContainer.prototype);
rune.display.Screen.prototype.constructor = rune.display.Screen;
//------------------------------------------------------------------------------
// Override public getter and setter methods
//------------------------------------------------------------------------------
/**
* The screen never saves any cache, so this value is always false.
*
* @member {boolean} cached
* @memberof rune.display.Screen
* @instance
* @readonly
*/
Object.defineProperty(rune.display.Screen.prototype, "cached", {
/**
* @this rune.display.Screen
* @suppress {accessControls}
* @ignore
*/
get : function() {
return false;
}
});
/**
* The height of the screen, in pixels.
*
* @member {number} height
* @memberof rune.display.Screen
* @instance
*/
Object.defineProperty(rune.display.Screen.prototype, "height", {
/**
* @this rune.display.Screen
* @suppress {accessControls}
* @ignore
*/
get : function() {
return this.m_canvas['element'].height;
},
/**
* @this rune.display.Screen
* @ignore
*/
set : function(value) {
throw new Error("Illegal operation");
}
});
/**
* The width of the screen, in pixels.
*
* @member {number} width
* @memberof rune.display.Screen
* @instance
*/
Object.defineProperty(rune.display.Screen.prototype, "width", {
/**
* @this rune.display.Screen
* @suppress {accessControls}
* @ignore
*/
get : function() {
return this.m_canvas['element'].width;
},
/**
* @this rune.display.Screen
* @ignore
*/
set : function(value) {
throw new Error("Illegal operation");
}
});
/**
* The x coordinate of the top-left corner of the screen. This value is always
* 0.0 and can not be changed.
*
* @member {number} x
* @memberof rune.display.Screen
* @instance
*/
Object.defineProperty(rune.display.Screen.prototype, "x", {
/**
* @this rune.display.Screen
* @suppress {accessControls}
* @ignore
*/
get : function() {
return this.m_x;
},
/**
* @this rune.display.Screen
* @ignore
*/
set : function(value) {
throw new Error("Illegal operation");
}
});
/**
* The y coordinate of the top-left corner of the rectangle. This value is
* always 0.0 and can not be changed.
*
* @member {number} y
* @memberof rune.display.Screen
* @instance
*/
Object.defineProperty(rune.display.Screen.prototype, "y", {
/**
* @this rune.display.Screen
* @suppress {accessControls}
* @ignore
*/
get : function() {
return this.m_y;
},
/**
* @this rune.display.Screen
* @ignore
*/
set : function(value) {
throw new Error("Illegal operation");
}
});
//------------------------------------------------------------------------------
// Public getter and setter methods
//------------------------------------------------------------------------------
/**
* Developer console. Use this to activate shortcuts within the current
* application.
*
* @member {rune.console.ConsoleManager} console
* @memberof rune.display.Screen
* @instance
* @readonly
*/
Object.defineProperty(rune.display.Screen.prototype, "console", {
/**
* @this rune.display.Screen
* @ignore
*/
get : function() {
return this.m_console;
}
});
//------------------------------------------------------------------------------
// Override public prototype methods (ENGINE)
//------------------------------------------------------------------------------
/**
* @inheritDoc
*/
rune.display.Screen.prototype.update = function(step) {
rune.display.DisplayObjectContainer.prototype.update.call(this, step);
this.m_updateDebugger(step);
this.m_updateConsole(step);
};
/**
* @inheritDoc
*/
rune.display.Screen.prototype.render = function() {
if (this["visible"] == true) {
this.m_renderBackgroundColor();
this.m_renderCameras();
this.m_renderChildren();
this.m_renderDebugger();
this.m_renderConsole();
}
};
/**
* @inheritDoc
*/
rune.display.Screen.prototype.dispose = function() {
this.m_disposeConsole();
this.m_disposeDebugger();
rune.display.DisplayObjectContainer.prototype.dispose.call(this);
};
//------------------------------------------------------------------------------
// Override protected prototype methods
//------------------------------------------------------------------------------
/**
* @inheritDoc
*/
rune.display.Screen.prototype.m_construct = function() {
rune.display.DisplayObjectContainer.prototype.m_construct.call(this);
this.m_constructScreenMode();
this.m_constructDebugger();
this.m_constructConsole();
};
//------------------------------------------------------------------------------
// Protected prototype methods
//------------------------------------------------------------------------------
/**
* Configures screen conditions etc.
*
* @return {undefined}
* @protected
* @ignore
*/
rune.display.Screen.prototype.m_constructScreenMode = function() {
this.m_canvas['element'].style.width = "100%";
this.m_canvas['element'].style.height = "100%";
this.m_canvas['element'].style.backgroundColor = "#000000";
};
/**
* Creates the object that visualizes debug data.
*
* @returns {undefined}
* @private
*/
rune.display.Screen.prototype.m_constructDebugger = function() {
this.m_disposeDebugger();
if (this.m_debugger == null && this.m_config.debug == true) {
this.m_debugger = new rune.debug.Debugger(this.width, this.height);
if (this.m_debugger.width >= 1280 &&
this.m_debugger.height >= 720) {
this.m_debugger.width = this.m_debugger.width >> 1;
this.m_debugger.height = this.m_debugger.height >> 1;
this.m_debugger['scaleX'] = 2.0;
this.m_debugger['scaleY'] = 2.0;
}
}
};
/**
* Creates the developer console.
*
* @returns {undefined}
* @private
*/
rune.display.Screen.prototype.m_constructConsole = function() {
this.m_disposeConsole();
if (this.m_console == null) {
this.m_console = new rune.console.ConsoleManager(
this['width'],
this['height']
);
}
};
/**
* Updating the debugger.
*
* @param {number} step Current time step.
*
* @returns {undefined}
* @private
*/
rune.display.Screen.prototype.m_updateDebugger = function(step) {
if (this.m_debugger != null) {
this.m_debugger.update(step);
}
};
/**
* Updating the developer console.
*
* @param {number} step Current time step.
*
* @return {undefined}
* @protected
* @ignore
*/
rune.display.Screen.prototype.m_updateConsole = function(step) {
if (this.m_console != null && this.m_config.debug == true) {
this.m_console.update(step);
}
};
/**
* Renders all cameras to the screen.
*
* @return {undefined}
* @protected
* @ignore
*/
rune.display.Screen.prototype.m_renderCameras = function() {
var cameras = rune.system.Application['instance']['scenes']['selected']['cameras'].getCameras();
for (var i = 0; i < cameras.length; i++) {
this['canvas'].renderDisplayObject(cameras[i]);
}
};
/**
* Renders the visualization of debug data.
*
* @returns {undefined}
* @private
*/
rune.display.Screen.prototype.m_renderDebugger = function() {
if (this.m_debugger != null && this.m_debugger['visible'] == true) {
this.m_canvas.renderDisplayObject(this.m_debugger);
}
};
/**
* Renders the developer console to the screen.
*
* @return {undefined}
* @protected
* @ignore
*/
rune.display.Screen.prototype.m_renderConsole = function() {
if (this.m_console != null && this.m_console['visible'] == true && this.m_config.debug == true) {
this.m_canvas.renderDisplayObject(this.m_console);
}
};
/**
* Removes the developer console.
*
* @return {undefined}
* @protected
* @ignore
*/
rune.display.Screen.prototype.m_disposeConsole = function() {
if (this.m_console instanceof rune.console.ConsoleManager) {
this.m_console.dispose();
this.m_console = null;
}
};
/**
* Removes the debugger.
*
* @returns {undefined}
* @private
*/
rune.display.Screen.prototype.m_disposeDebugger = function() {
if (this.m_debugger != null) {
this.m_debugger.dispose();
this.m_debugger = null;
}
};</code></pre>
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