| Server IP : 212.252.79.165 / Your IP : 216.73.217.172 [ Web Server : Apache System : Linux 212-252-79-165.cprapid.com 5.15.0-153-generic #163-Ubuntu SMP Thu Aug 7 16:37:18 UTC 2025 x86_64 User : cehaburo ( 1001) PHP Version : 8.1.33 Disable Function : exec,passthru,shell_exec,system Domains : 48 Domains MySQL : OFF | cURL : ON | WGET : ON | Perl : ON | Python : ON | Sudo : ON | Pkexec : ON Directory : /home/cehaburo/www/pdfjs/samples/annotation/custom-annotations/triangle/ |
Upload File : |
(function(exports) {
function TriangleControlHandleFactory(Annotations, WVMathNamespace) {
class TriangleControlHandle extends Annotations.ControlHandle {
constructor(annotation, index) {
super();
this.annotation = annotation;
// set the index of this control handle so that we know which vertex it corresponds to
this.index = index;
}
// returns a rect that should represent the control handle's position and size
getDimensions(annotation, selectionBox, zoom) {
let x = annotation.vertices[this.index].x;
let y = annotation.vertices[this.index].y;
// account for zoom level
const width = Annotations.ControlHandle.handleWidth / zoom;
const height = Annotations.ControlHandle.handleHeight / zoom;
// adjust for the control handle's own width and height
x -= width * 0.5;
y -= height * 0.5;
return new WVMathNamespace.Rect(x, y, x + width, y + height);
}
// this function is called when the control handle is dragged
move(annotation, deltaX, deltaY) {
annotation.vertices[this.index].x += deltaX;
annotation.vertices[this.index].y += deltaY;
// recalculate the X, Y, width and height of the annotation
let minX = Number.MAX_VALUE;
let maxX = -Number.MAX_VALUE;
let minY = Number.MAX_VALUE;
let maxY = -Number.MAX_VALUE;
for (let i = 0; i < annotation.vertices.length; ++i) {
const vertex = annotation.vertices[i];
minX = Math.min(minX, vertex.x);
maxX = Math.max(maxX, vertex.x);
minY = Math.min(minY, vertex.y);
maxY = Math.max(maxY, vertex.y);
}
const rect = new Annotations.Rect(minX, minY, maxX, maxY);
annotation.setRect(rect);
// return true if redraw is needed
return true;
}
}
return TriangleControlHandle;
}
exports.TriangleControlHandleFactory = {
initialize: TriangleControlHandleFactory,
};
})(window);