126 lines
2.3 KiB
Plaintext
126 lines
2.3 KiB
Plaintext
import node;
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//constants
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var SPEED: int const = 5;
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//variables
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var parent: opaque = null;
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var posX: int = 50;
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var posY: int = 50;
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var WIDTH: int const = 100;
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var HEIGHT: int const = 100;
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var xspeed: int = 0;
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var yspeed: int = 0;
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//accessors - variables are private, functions are public
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fn getX(node: opaque) {
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return posX;
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}
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fn getY(node: opaque) {
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return posY;
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}
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//lifecycle functions
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fn onInit(node: opaque) {
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print "render.toy:onInit() called";
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node.loadTexture("sprites:/character.png");
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parent = node.getNodeParent();
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}
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fn onStep(node: opaque) {
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posX += xspeed;
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posY += yspeed;
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}
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fn onFree(node: opaque) {
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print "render.toy:onFree() called";
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node.freeTexture();
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}
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fn onDraw(node: opaque) {
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// print "render.toy:onDraw() called";
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var px = parent.callNode("getX");
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var py = parent.callNode("getY");
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if (px == null) {
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px = 0;
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}
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if (py == null) {
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py = 0;
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}
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node.drawNode(posX + px, posY + py, WIDTH, HEIGHT);
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}
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//event functions
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fn onKeyDown(node: opaque, event: string) {
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if (event == "character_up") {
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yspeed -= SPEED;
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return;
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}
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if (event == "character_down") {
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yspeed += SPEED;
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return;
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}
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if (event == "character_left") {
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xspeed -= SPEED;
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return;
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}
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if (event == "character_right") {
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xspeed += SPEED;
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return;
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}
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}
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fn onKeyUp(node: opaque, event: string) {
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if (event == "character_up" && yspeed < 0) {
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yspeed = 0;
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return;
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}
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if (event == "character_down" && yspeed > 0) {
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yspeed = 0;
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return;
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}
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if (event == "character_left" && xspeed < 0) {
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xspeed = 0;
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return;
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}
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if (event == "character_right" && xspeed > 0) {
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xspeed = 0;
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return;
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}
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}
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fn onMouseMotion(node: opaque, x: int, y: int, xrel: int, yrel: int) {
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// print "entity.toy:onMouseMotion(" + string x + ", " + string y + ", " + string xrel + ", " + string yrel + ")";
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}
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fn onMouseButtonDown(node: opaque, x: int, y: int, button: string) {
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// print "entity.toy:onMouseButtonDown(" + string x + ", " + string y + ", " + button + ")";
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//jump to pos
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posX = x - WIDTH / 2;
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posY = y - HEIGHT / 2;
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}
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fn onMouseButtonUp(node: opaque, x: int, y: int, button: string) {
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// print "entity.toy:onMouseButtonUp(" + string x + ", " + string y + ", " + button + ")";
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}
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fn onMouseWheel(node: opaque, xrel: int, yrel: int) {
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// print "entity.toy:onMouseWheel(" + string xrel + ", " + string yrel + ")";
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}
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