@awayfl/awayfl-player
Version:
Flash Player emulator for executing SWF files (published for FP versions 6 and up) in javascript
142 lines (111 loc) • 6.09 kB
text/typescript
/*
* Copyright (c) 2006-2007 Erin Catto http://www.gphysics.com
*
* This software is provided 'as-is', without any express or implied
* warranty. In no event will the authors be held liable for any damages
* arising from the use of this software.
* Permission is granted to anyone to use this software for any purpose,
* including commercial applications, and to alter it and redistribute it
* freely, subject to the following restrictions:
* 1. The origin of this software must not be misrepresented; you must not
* claim that you wrote the original software. If you use this software
* in a product, an acknowledgment in the product documentation would be
* appreciated but is not required.
* 2. Altered source versions must be plainly marked as such, and must not be
* misrepresented as being the original software.
* 3. This notice may not be removed or altered from any source distribution.
*/
import { b2XForm, b2Vec2 } from '../Common/Math';
import { b2Color } from '../Common/b2Color';
/// Implement and register this class with a b2World to provide debug drawing of physics
/// entities in your game.
export class b2DebugDraw {
constructor() {
this.m_drawFlags = 0;
}
//virtual ~b2DebugDraw() {}
//enum
//{
public static e_shapeBit: number /** uint */ = 0x0001; ///< draw shapes
public static e_jointBit: number /** uint */ = 0x0002; ///< draw joint connections
public static e_coreShapeBit: number /** uint */ = 0x0004; ///< draw core (TOI) shapes
public static e_aabbBit: number /** uint */ = 0x0008; ///< draw axis aligned bounding boxes
public static e_obbBit: number /** uint */ = 0x0010; ///< draw oriented bounding boxes
public static e_pairBit: number /** uint */ = 0x0020; ///< draw broad-phase pairs
public static e_centerOfMassBit: number /** uint */ = 0x0040; ///< draw center of mass frame
//};
/// Set the drawing flags.
public SetFlags(flags: number /** uint */): void {
this.m_drawFlags = flags;
}
/// Get the drawing flags.
public GetFlags(): number /** uint */{
return this.m_drawFlags;
}
/// Append flags to the current flags.
public AppendFlags(flags: number /** uint */): void {
this.m_drawFlags |= flags;
}
/// Clear flags from the current flags.
public ClearFlags(flags: number /** uint */): void {
this.m_drawFlags &= ~flags;
}
/// Draw a closed polygon provided in CCW order.
public DrawPolygon(vertices: b2Vec2[], vertexCount: number /** int */, color: b2Color): void {
this.m_sprite.graphics.lineStyle(this.m_lineThickness, color.color, this.m_alpha);
this.m_sprite.graphics.moveTo(vertices[0].x * this.m_drawScale, vertices[0].y * this.m_drawScale);
for (let i: number /** int */ = 1; i < vertexCount; i++) {
this.m_sprite.graphics.lineTo(vertices[i].x * this.m_drawScale, vertices[i].y * this.m_drawScale);
}
this.m_sprite.graphics.lineTo(vertices[0].x * this.m_drawScale, vertices[0].y * this.m_drawScale);
}
/// Draw a solid closed polygon provided in CCW order.
public DrawSolidPolygon(vertices: b2Vec2[], vertexCount: number /** int */, color: b2Color): void {
this.m_sprite.graphics.lineStyle(this.m_lineThickness, color.color, this.m_alpha);
this.m_sprite.graphics.moveTo(vertices[0].x * this.m_drawScale, vertices[0].y * this.m_drawScale);
this.m_sprite.graphics.beginFill(color.color, this.m_fillAlpha);
for (let i: number /** int */ = 1; i < vertexCount; i++) {
this.m_sprite.graphics.lineTo(vertices[i].x * this.m_drawScale, vertices[i].y * this.m_drawScale);
}
this.m_sprite.graphics.lineTo(vertices[0].x * this.m_drawScale, vertices[0].y * this.m_drawScale);
this.m_sprite.graphics.endFill();
}
/// Draw a circle.
public DrawCircle(center: b2Vec2, radius: number, color: b2Color): void {
this.m_sprite.graphics.lineStyle(this.m_lineThickness, color.color, this.m_alpha);
this.m_sprite.graphics.drawCircle(center.x * this.m_drawScale, center.y * this.m_drawScale, radius * this.m_drawScale);
}
/// Draw a solid circle.
public DrawSolidCircle(center: b2Vec2, radius: number, axis: b2Vec2, color: b2Color): void {
this.m_sprite.graphics.lineStyle(this.m_lineThickness, color.color, this.m_alpha);
this.m_sprite.graphics.moveTo(0,0);
this.m_sprite.graphics.beginFill(color.color, this.m_fillAlpha);
this.m_sprite.graphics.drawCircle(center.x * this.m_drawScale, center.y * this.m_drawScale, radius * this.m_drawScale);
this.m_sprite.graphics.endFill();
this.m_sprite.graphics.moveTo(center.x * this.m_drawScale, center.y * this.m_drawScale);
this.m_sprite.graphics.lineTo((center.x + axis.x * radius) * this.m_drawScale, (center.y + axis.y * radius) * this.m_drawScale);
}
/// Draw a line segment.
public DrawSegment(p1: b2Vec2, p2: b2Vec2, color: b2Color): void {
this.m_sprite.graphics.lineStyle(this.m_lineThickness, color.color, this.m_alpha);
this.m_sprite.graphics.moveTo(p1.x * this.m_drawScale, p1.y * this.m_drawScale);
this.m_sprite.graphics.lineTo(p2.x * this.m_drawScale, p2.y * this.m_drawScale);
}
/// Draw a transform. Choose your own length scale.
/// @param xf a transform.
public DrawXForm(xf: b2XForm): void {
this.m_sprite.graphics.lineStyle(this.m_lineThickness, 0xff0000, this.m_alpha);
this.m_sprite.graphics.moveTo(xf.position.x * this.m_drawScale, xf.position.y * this.m_drawScale);
this.m_sprite.graphics.lineTo((xf.position.x + this.m_xformScale * xf.R.col1.x) * this.m_drawScale, (xf.position.y + this.m_xformScale * xf.R.col1.y) * this.m_drawScale);
this.m_sprite.graphics.lineStyle(this.m_lineThickness, 0x00ff00, this.m_alpha);
this.m_sprite.graphics.moveTo(xf.position.x * this.m_drawScale, xf.position.y * this.m_drawScale);
this.m_sprite.graphics.lineTo((xf.position.x + this.m_xformScale * xf.R.col2.x) * this.m_drawScale, (xf.position.y + this.m_xformScale * xf.R.col2.y) * this.m_drawScale);
}
public m_drawFlags: number /** uint */;
public m_sprite: any;
public m_drawScale: number = 1.0;
public m_lineThickness: number = 1.0;
public m_alpha: number = 1.0;
public m_fillAlpha: number = 1.0;
public m_xformScale: number = 1.0;
}