Method Canvas

Applications/LemonPaint/canvas.cpp:5–14

#include <math.h>

Canvas::Canvas(rect_t _bounds, vector2i_t canvasSize) {
    bounds = _bounds;

    surface.buffer = (uint8_t*)malloc(canvasSize.x*canvasSize.y*4);
    surface.width = canvasSize.x;
    surface.height = canvasSize.y;

    sBarVert.ResetScrollBar(bounds.size.y - 16, canvasSize.y);
    sBarHor.ResetScrollBar(bounds.size.x - 16, canvasSize.x);
}

void Canvas::DragBrush(vector2i_t a, vector2i_t b){
    double xDist = b.x - a.x;