294 lines
7.5 KiB
JavaScript
294 lines
7.5 KiB
JavaScript
globalThis.mum = {};
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var panel;
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var selected = undefined;
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mum.inputs = {};
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mum.inputs.lm = function () {
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if (!selected) return;
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if (!selected.action) return;
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selected.action();
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};
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mum.base = {
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pos: null, // If set, puts the cursor to this position before drawing the element
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offset: [0, 0], // Move x,y to the right and down before drawing
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padding: [0, 0], // Pad inwards after drawing, to prepare for the next element
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font: "fonts/c64.ttf",
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selectable: false,
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selected: false,
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font_size: 16,
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scale: 1,
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angle: 0,
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inset: null,
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anchor: [0, 1], // where to draw the item from, relative to the cursor. [0,1] is from the top left corner. [1,0] is from the bottom right
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background_image: null,
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slice: null, // pass to slice an image as a 9 slice. see render.slice9 for its format
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hover: {
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color: Color.red,
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},
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text_shadow: {
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pos: [0, 0],
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color: Color.white,
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},
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border: 0, // Draw a border around the element. For text, an outline.
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overflow: "wrap", // how to deal with overflow from parent element
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wrap: -1,
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text_align: "left" /* left, center, right */,
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shader: null, // Use this shader, instead of the engine provided one
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color: Color.white,
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opacity: 1,
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width: 0,
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height: 0,
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max_width: Infinity,
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max_height: Infinity,
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image_repeat: false,
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image_repeat_offset: [0, 0],
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debug: false /* set to true to draw debug boxes */,
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hide: false,
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tooltip: null,
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};
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// data is passed into each function, and various stats are generated
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// drawpos: the point to start the drawing from
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// wh: an array of [width,height]
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// bound: a boundingbox around the drawn UI element
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// extent: a boundingbox around the total extents of the element (ie before padding)
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function show_debug() {
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return prosperon.debug && mum.debug;
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}
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mum.debug = false;
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var post = function () {};
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var posts = [];
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mum.style = mum.base;
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var cursor = [0, 0];
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var pre = function (data) {
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if (data.hide) return true;
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data.__proto__ = mum.style;
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if (data.pos) cursor = data.pos.slice();
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data.drawpos = cursor.slice().add(data.offset);
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if (data.opacity && data.opacity !== 1) {
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data.color = data.color.slice();
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data.color[3] = data.opacity;
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}
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data.wh = [data.width, data.height];
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};
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var anchor_calc = function (data) {
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var aa = [0, 1].sub(data.anchor);
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data.drawpos = data.drawpos.add([data.width, data.height]).scale(aa);
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};
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var end = function (data) {
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cursor = cursor.add(data.padding);
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post(data);
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};
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mum.list = function (fn, data = {}) {
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if (pre(data)) return;
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var aa = [0, 1].sub(data.anchor);
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cursor = cursor.add([data.width, data.height].scale(aa)).add(data.offset).add(data.padding);
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posts.push(post);
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post = mum.list.post.bind(data);
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if (show_debug())
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render.boundingbox({
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t: cursor.y,
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b: cursor.y - data.height,
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l: cursor.x,
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r: cursor.x + data.width,
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});
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//if (data.background_image) mum.image(null, Object.create(data))
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if (data.background_image) {
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var imgpos = data.pos.slice();
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imgpos.y -= data.height / 2;
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imgpos.x -= data.width / 2;
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var imgscale = [data.width, data.height];
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if (data.slice) render.slice9(game.texture(data.background_image), imgpos, data.slice, imgscale);
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else render.image(game.texture(data.background_image), imgpos, [data.width, data.height]);
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}
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fn();
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data.bb.l -= data.padding.x;
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data.bb.r += data.padding.x;
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data.bb.t += data.padding.y;
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data.bb.b -= data.padding.y;
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if (show_debug()) render.boundingbox(data.bb);
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post = posts.pop();
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end(data);
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};
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mum.list.post = function (e) {
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cursor.y -= e.bb.t - e.bb.b;
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cursor.y -= e.padding.y;
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if (this.bb) this.bb = bbox.expand(this.bb, e.bb);
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else this.bb = e.bb;
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};
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mum.label = function (str, data = {}) {
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if (pre(data)) return;
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render.set_font(data.font, data.font_size);
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data.bb = render.text_bb(str, data.scale, -1, cursor);
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data.wh = bbox.towh(data.bb);
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var aa = [0, 1].sub(data.anchor);
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data.drawpos.y -= data.bb.t - cursor.y;
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data.drawpos = data.drawpos.add(data.wh.scale(aa)).add(data.offset);
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data.bb = render.text_bb(str, data.scale, data.wrap, data.drawpos);
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if (data.action && bbox.pointin(data.bb, input.mouse.screenpos())) {
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if (data.hover) {
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data.hover.__proto__ = data;
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data = data.hover;
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selected = data;
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}
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}
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data.bb = render.text(str, data.drawpos, data.scale, data.color, data.wrap);
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if (show_debug()) render.boundingbox(data.bb);
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end(data);
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};
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mum.image = function (path, data = {}) {
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if (pre(data)) return;
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path ??= data.background_image;
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var tex = path;
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if (typeof path === "string") tex = game.texture(path);
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if (!data.height)
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if (data.width) data.height = tex.height * (data.width / tex.width);
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else data.height = tex.height;
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if (!data.width)
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if (data.height) data.width = tex.width * (data.height / tex.height);
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else data.height = tex.height;
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if (!data.width) data.width = tex.width;
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if (!data.height) data.height = tex.height;
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var aa = [0, 1].sub(data.anchor);
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data.drawpos = data.drawpos.add(aa.scale([data.width, data.height]));
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if (data.slice) render.slice9(tex, data.drawpos, data.slice, [data.width, data.height]);
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else data.bb = render.image(tex, data.drawpos, [data.width, data.height]);
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end(data);
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};
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mum.rectangle = function (data = {}) {
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if (pre(data)) return;
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var aa = [0, 0].sub(data.anchor);
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data.drawpos = data.drawpos.add(aa.scale([data.width, data.height]));
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render.rectangle(data.drawpos, data.drawpos.add([data.width, data.height]), data.color);
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end(data);
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};
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var btnbb;
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var btnpost = function () {
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btnbb = data.bb;
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};
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mum.button = function (str, data = { padding: [4, 4], color: Color.black }) {
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if (pre(data)) return;
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posts.push(post);
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post = btnpost;
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if (typeof str === "string") render.text(str, cursor.add(data.padding), data.scale, data.color);
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else str();
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if (data.action && data.hover && bbox.pointin(btnbb, input.mouse.screenpos())) {
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data.hover.__proto__ = data;
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data = data.hover;
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}
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render.rectangle([btnbb.l - data.padding.x, btnbb.b - data.padding.y], [btnbb.r + data.padding.y, btnbb.t + data.padding.y], data.color);
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data.bb = btnbb;
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post = posts.pop();
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end(data);
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};
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mum.window = function (fn, data = {}) {
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if (pre(data)) return;
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render.rectangle(cursor, cursor.add(data.size), data.color);
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cursor.y += data.height;
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cursor = cursor.add(data.padding);
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fn();
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end(data);
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};
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mum.ex_hud = function () {
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mum.label("TOP LEFT", { pos: [0, game.size.y], anchor: [0, 1] });
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mum.label("BOTTOM LEFT", { pos: [0, 0], anchor: [0, 0] });
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mum.label("TOP RIGHT", { pos: game.size, anchor: [1, 1] });
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mum.label("BOTTOM RIGHT", { pos: [game.size.x, 0], anchor: [1, 0] });
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};
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mum.drawinput = undefined;
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var ptext = "";
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var panpan = {
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draw() {
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mum.rectangle({
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pos: [0, 0],
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anchor: [0, 0],
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height: 20,
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width: window.size.x,
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padding: [10, 16],
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color: Color.black,
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});
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mum.label("input level: ");
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mum.label(ptext, { offset: [50, 0], color: Color.red });
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},
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inputs: {
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block: true,
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char(c) {
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ptext += c;
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},
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enter() {
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delete mum.drawinput;
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player[0].uncontrol(panpan);
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},
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escape() {
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delete mum.drawinput;
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player[0].uncontrol(panpan);
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},
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backspace() {
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ptext = ptext.slice(0, ptext.length - 1);
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},
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},
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};
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mum.textinput = function (fn, str = "") {
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mum.drawinput = panpan.draw;
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ptext = str;
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player[0].control(panpan);
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panpan.inputs.enter = function () {
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fn(ptext);
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delete mum.drawinput;
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player[0].uncontrol(panpan);
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};
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};
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