202 lines
7.9 KiB
TypeScript
202 lines
7.9 KiB
TypeScript
namespace brick {
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//% shim=screen::_setPixel
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function _setPixel(p0: uint32, p1: uint32, mode: Draw): void { }
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//% shim=screen::_blitLine
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function _blitLine(xw: uint32, y: uint32, buf: Buffer, mode: Draw): void { }
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function pack(x: number, y: number) {
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return Math.clamp(0, 512, x) | (Math.clamp(0, 512, y) << 16)
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}
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const ones = hex`ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff`
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function setLineCore(x: number, x1: number, y: number, mode: Draw) {
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_blitLine(pack(x, x1 - x), y, ones, mode)
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}
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export interface Font {
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charWidth: number;
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charHeight: number;
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firstChar: number;
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data: Buffer;
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}
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let currFont: Font
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export function setFont(f: Font) {
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currFont = f
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}
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export const heart = screen.imageOf(hex`f007 367f7f3e1c08`)
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export function defaultFont(): Font {
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return {
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charWidth: 8,
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charHeight: 8,
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firstChar: 32,
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// source https://github.com/dhepper/font8x8
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data: hex`
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0000000000000000 183C3C1818001800 3636000000000000 36367F367F363600 0C3E031E301F0C00 006333180C666300
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1C361C6E3B336E00 0606030000000000 180C0606060C1800 060C1818180C0600 00663CFF3C660000 000C0C3F0C0C0000
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00000000000C0C06 0000003F00000000 00000000000C0C00 6030180C06030100 3E63737B6F673E00 0C0E0C0C0C0C3F00
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1E33301C06333F00 1E33301C30331E00 383C36337F307800 3F031F3030331E00 1C06031F33331E00 3F3330180C0C0C00
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1E33331E33331E00 1E33333E30180E00 000C0C00000C0C00 000C0C00000C0C06 180C0603060C1800 00003F00003F0000
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060C1830180C0600 1E3330180C000C00 3E637B7B7B031E00 0C1E33333F333300 3F66663E66663F00 3C66030303663C00
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1F36666666361F00 7F46161E16467F00 7F46161E16060F00 3C66030373667C00 3333333F33333300 1E0C0C0C0C0C1E00
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7830303033331E00 6766361E36666700 0F06060646667F00 63777F7F6B636300 63676F7B73636300 1C36636363361C00
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3F66663E06060F00 1E3333333B1E3800 3F66663E36666700 1E33070E38331E00 3F2D0C0C0C0C1E00 3333333333333F00
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33333333331E0C00 6363636B7F776300 6363361C1C366300 3333331E0C0C1E00 7F6331184C667F00 1E06060606061E00
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03060C1830604000 1E18181818181E00 081C366300000000 00000000000000FF 0C0C180000000000 00001E303E336E00
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0706063E66663B00 00001E3303331E00 3830303e33336E00 00001E333f031E00 1C36060f06060F00 00006E33333E301F
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0706366E66666700 0C000E0C0C0C1E00 300030303033331E 070666361E366700 0E0C0C0C0C0C1E00 0000337F7F6B6300
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00001F3333333300 00001E3333331E00 00003B66663E060F 00006E33333E3078 00003B6E66060F00 00003E031E301F00
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080C3E0C0C2C1800 0000333333336E00 00003333331E0C00 0000636B7F7F3600 000063361C366300 00003333333E301F
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00003F190C263F00 380C0C070C0C3800 1818180018181800 070C0C380C0C0700 6E3B000000000000 0000000000000000
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`
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}
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}
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export function microbitFont() {
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return {
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charWidth: 6,
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charHeight: 5,
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firstChar: 32,
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// source https://github.com/lancaster-university/microbit-dal/blob/master/source/core/MicroBitFont.cpp
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data: hex`
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0000000000 0202020002 0a0a000000 0a1f0a1f0a 0e130e190e 1309041219 0609060916 0202000000 0402020204
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0204040402 000a040a00 00040e0400 0000000402 00000e0000 0000000200 1008040201 0609090906 040604040e
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070806010f 0f08040906 0c0a091f08 1f010f100f 08040e110e 1f08040201 0e110e110e 0e110e0402 0002000200
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0004000402 0804020408 000e000e00 0204080402 0e110c0004 0e11151906 06090f0909 0709070907 0e0101010e
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0709090907 0f0107010f 0f01070101 0e0119110e 09090f0909 0702020207 1f08080906 0905030509 010101010f
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111b151111 1113151911 0609090906 0709070101 060909060c 0709070911 0e01060807 1f04040404 0909090906
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1111110a04 1111151b11 0909060909 110a040404 0f0402010f 0e0202020e 0102040810 0e0808080e 040a000000
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000000001f 0204000000 000e09091e 0101070907 000e01010e 08080e090e 060907010e 0c02070202 0e090e0806
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0101070909 0200020202 0800080806 0105030509 020202020c 001b151111 0007090909 0006090906 0007090701
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000e090e08 000e010101 000c020403 02020e021c 000909091e 0011110a04 001111151b 0009060609 00110a0403
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000f04020f 0c0406040c 0202020202 0302060203 0000061800
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`
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}
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}
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/**
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* Sets a pixel on or off
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* @param on a value indicating if the pixel should be on or off
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* @param x the starting position's x coordinate, eg: 0
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* @param y the starting position's x coordinate, eg: 0
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*/
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//% blockId=screen_setpixel block="`icons.brickDisplay` set pixel %on| at x: %x| y: %y"
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//% weight=98 group="Screen"
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//% x.min=0 x.max=178 y.min=0 y.max=128 on.fieldEditor=toggleonoff
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export function setPixel(on: boolean, x: number, y: number) {
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x |= 0
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y |= 0
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if (0 <= x && x < DAL.LCD_WIDTH && 0 <= y && y < DAL.LCD_HEIGHT)
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_setPixel(x, y, on ? Draw.Normal : Draw.Clear)
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}
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/**
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* Show text on the screen.
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* @param text the text to print on the screen, eg: "Hello world"
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* @param x the starting position's x coordinate, eg: 0
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* @param y the starting position's x coordinate, eg: 0
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*/
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//% blockId=screen_print block="`icons.brickDisplay` print %text| at x: %x| y: %y"
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//% weight=99 group="Screen" inlineInputMode="inline" blockGap=8
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//% x.min=0 x.max=178 y.min=0 y.max=128
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export function print(text: string, x: number, y: number, mode = Draw.Normal) {
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x |= 0
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y |= 0
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if (!currFont) currFont = defaultFont()
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let x0 = x
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let cp = 0
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let byteWidth = (currFont.charWidth + 7) >> 3
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let charSize = byteWidth * currFont.charHeight
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let imgBuf = output.createBuffer(2 + charSize)
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let double = (mode & Draw.Quad) ? 4 : (mode & Draw.Double) ? 2 : 1
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imgBuf[0] = 0xf0
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imgBuf[1] = currFont.charWidth
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let img = screen.imageOf(imgBuf)
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while (cp < text.length) {
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let ch = text.charCodeAt(cp++)
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if (ch == 10) {
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y += double * currFont.charHeight + 2
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x = x0
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}
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if (ch < 32) continue
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let idx = (ch - currFont.firstChar) * charSize
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if (idx < 0 || idx + imgBuf.length - 1 > currFont.data.length)
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imgBuf.fill(0, 2)
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else
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imgBuf.write(2, currFont.data.slice(idx, charSize))
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img.draw(x, y, mode)
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x += double * currFont.charWidth
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}
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}
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/**
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* Shows an image on screen
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* @param image image to draw
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*/
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//% blockId=screen_show_image block="`icons.brickDisplay` show image %image=scren_image_picker"
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//% weight=95 group="Screen" blockGap=8
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export function showImage(image: Image, delay: number = 400) {
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if (!image) return;
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image.draw(0, 0, Draw.Normal);
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delay = Math.max(0, delay);
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loops.pause(delay);
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}
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/**
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* An image
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* @param image the image
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*/
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//% blockId=scren_image_picker block="%image" shim=TD_ID
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//% image.fieldEditor="imagedropdown"
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//% image.fieldOptions.columns=6
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//% block.fieldOptions.hasSearchBar=true
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//% group="Screen" weight=0 blockHidden=1
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export function _imagePicker(image: Image): Image {
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return image;
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}
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export function drawRect(x: number, y: number, w: number, h: number, mode = Draw.Normal) {
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x |= 0;
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y |= 0;
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w |= 0;
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h |= 0;
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if (x < 0) {
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w += x;
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x = 0;
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}
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if (y < 0) {
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h += y;
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y = 0;
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}
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if (w <= 0)
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return;
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if (h <= 0)
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return;
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let x1 = Math.min(DAL.LCD_WIDTH, x + w);
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let y1 = Math.min(DAL.LCD_HEIGHT, y + h);
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if (w == 1) {
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while (y < y1)
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_setPixel(x, y++, mode);
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return;
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}
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setLineCore(x, x1, y++, mode);
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while (y < y1 - 1) {
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if (mode & Draw.Fill) {
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setLineCore(x, x1, y, mode);
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} else {
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_setPixel(x, y, mode);
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_setPixel(x1 - 1, y, mode);
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}
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y++;
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}
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if (y < y1)
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setLineCore(x, x1, y, mode);
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}
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} |