From a730a0e6cc3c0699f3ea43b63992b93d0cb7274d Mon Sep 17 00:00:00 2001 From: Thomas Farstrike Date: Mon, 30 Jun 2025 20:54:26 +0200 Subject: [PATCH] Add draw app --- .../META-INF/MANIFEST.JSON | 24 +++++ .../com.micropythonos.draw/assets/draw.py | 94 ++++++++++++++++++ .../res/mipmap-mdpi/icon_64x64.png | Bin 0 -> 6187 bytes 3 files changed, 118 insertions(+) create mode 100644 internal_filesystem/apps/com.micropythonos.draw/META-INF/MANIFEST.JSON create mode 100644 internal_filesystem/apps/com.micropythonos.draw/assets/draw.py create mode 100644 internal_filesystem/apps/com.micropythonos.draw/res/mipmap-mdpi/icon_64x64.png diff --git a/internal_filesystem/apps/com.micropythonos.draw/META-INF/MANIFEST.JSON b/internal_filesystem/apps/com.micropythonos.draw/META-INF/MANIFEST.JSON new file mode 100644 index 00000000..6dcfaa91 --- /dev/null +++ b/internal_filesystem/apps/com.micropythonos.draw/META-INF/MANIFEST.JSON @@ -0,0 +1,24 @@ +{ +"name": "Draw", +"publisher": "MicroPythonOS", +"short_description": "Simple drawing app", +"long_description": "Draw simple shapes on the screen.", +"icon_url": "http://demo.lnpiggy.com:2121/apps/com.micropythonos.draw_0.0.1.mpk_icon_64x64.png", +"download_url": "http://demo.lnpiggy.com:2121/apps/com.micropythonos.draw_0.0.1.mpk", +"fullname": "com.micropythonos.draw", +"version": "0.0.1", +"category": "art", +"activities": [ + { + "entrypoint": "assets/draw.py", + "classname": "Draw", + "intent_filters": [ + { + "action": "main", + "category": "launcher" + } + ] + } + ] +} + diff --git a/internal_filesystem/apps/com.micropythonos.draw/assets/draw.py b/internal_filesystem/apps/com.micropythonos.draw/assets/draw.py new file mode 100644 index 00000000..bfab5ae3 --- /dev/null +++ b/internal_filesystem/apps/com.micropythonos.draw/assets/draw.py @@ -0,0 +1,94 @@ +from mpos.apps import Activity +import mpos.ui + +indev_error_x = 160 +indev_error_y = 120 + +DARKPINK = lv.color_hex(0xEC048C) + +# doesnt work: +def draw_line(x, y): + global canvas + # Line drawing like this doesn't work: + layer = lv.layer_t() + canvas.init_layer(layer) + dsc = lv.draw_line_dsc_t() + dsc.color = DARKPINK + dsc.width = 4 + dsc.round_end = 1 + dsc.round_start = 1 + dsc.p1 = lv.point_precise_t() + dsc.p1.x = x + dsc.p1.y = y + dsc.p2 = lv.point_precise_t() + dsc.p2.x = 100 + dsc.p2.y = 200 + #layer.draw_line(dsc) doesnt exist! + lv.draw_line(layer,dsc) # doesnt do anything! + canvas.finish_layer(layer) + + + + +class Draw(Activity): + + hor_res = 0 + ver_res = 0 + + # Widgets: + canvas = None + + def onCreate(self): + screen = lv.obj() + self.canvas = lv.canvas(screen) + disp = lv.display_get_default() + self.hor_res = disp.get_horizontal_resolution() + self.ver_res = disp.get_vertical_resolution() + self.canvas.set_size(self.hor_res, self.ver_res) + self.canvas.set_style_bg_color(lv.color_white(), 0) + buffer = bytearray(self.hor_res * self.ver_res * 4) + self.canvas.set_buffer(buffer, self.hor_res, self.ver_res, lv.COLOR_FORMAT.NATIVE) + self.canvas.fill_bg(lv.color_white(), lv.OPA.COVER) + self.canvas.add_flag(lv.obj.FLAG.CLICKABLE) + self.canvas.add_event_cb(self.touch_cb, lv.EVENT.ALL, None) + self.setContentView(screen) + + def touch_cb(self, event): + event_code=event.get_code() + # Ignore: + # ======= + # 19: HIT_TEST + # COVER_CHECK + # DRAW_MAIN + # DRAW_MAIN_BEGIN + # DRAW_MAIN_END + # DRAW_POST + # DRAW_POST_BEGIN + # DRAW_POST_END + # GET_SELF_SIZE + if event_code not in [19,23,25,26,27,28,29,30,49]: + name = mpos.ui.get_event_name(event_code) + #print(f"lv_event_t: code={event_code}, name={name}") # target={event.get_target()}, user_data={event.get_user_data()}, param={event.get_param()} + if event_code == lv.EVENT.PRESSING: # this is probably enough + #if event_code in [lv.EVENT.PRESSED, lv.EVENT.PRESSING, lv.EVENT.LONG_PRESSED, lv.EVENT.LONG_PRESSED_REPEAT]: + x, y = mpos.ui.get_pointer_xy() + # drawing a point works: + #canvas.set_px(x,y,lv.color_black(),lv.OPA.COVER) + # + # drawing a square like this works: + #for dx in range(-5,5): + # for dy in range(-5,5): + # canvas.set_px(x+dx,y+dy,DARKPINK,lv.OPA.COVER) + # + # drawing a circle works: + radius = 7 # Set desired radius + if x == indev_error_x and y == indev_error_y: + radius = 25 # in case of indev error + square = radius * radius + for dx in range(-radius, radius): + for dy in range(-radius, radius): + if dx * dx + dy * dy <= square: + newx, newy = x + dx, y + dy + if 0 <= newx <= self.hor_res and 0 <= newy <= self.ver_res: # don't draw outside of canvas because that may crash + self.canvas.set_px(x + dx, y + dy, DARKPINK, lv.OPA.COVER) + diff --git a/internal_filesystem/apps/com.micropythonos.draw/res/mipmap-mdpi/icon_64x64.png b/internal_filesystem/apps/com.micropythonos.draw/res/mipmap-mdpi/icon_64x64.png new file mode 100644 index 0000000000000000000000000000000000000000..ac0877f0cdab13fbc0d4e280962633ffc2c5869c GIT binary patch literal 6187 zcmeAS@N?(olHy`uVBq!ia0y~yU~m9o4mJh`hEnq@sO<)0A|n$ICu8!49+n7)mev&AwXC^&SL|NB`jzhY-_QEX@2~#8YIUo} zqma3`--lj(9sd3M?{Dw#DgAkEqfzR^zr}L;mH%7kd7u7$>DjKb_4Xx6`!^ilGrRLy z?#5{i8>V%H2^(-Y={Mvl?MUO2Yv5*ZW3bYRy2t;z;(M?CxBl}C-wvPCpV<=6!8rT> z?qIejX-s+Bb-w@lS?m2=cb0Yd*RLgB?(UpRodo-GgKx?$2yK0R@Jz-J-kEEBlS+z2 zmbdv|^zZv$YhkkOy~~Mv-a@C=al3!je*f1sBAfAcUW|`%-A0z2eb=M-7yS=8Q(B++ zwkuS&xw+UdJ&#}Jwkn^fMTo%K1G5;yZd~~<`Q-`wq?Hq9=EeFyT)T1kg%46z_B&hd z$y>ST%lw+XaaDa)yZzDoH-9&Lm-BaIDB!Nx*Rk`@BaRz2>$i#?u=Ren=Es#|y{9uD zPO8(mAz~up6yK;K#n31)_q={=NWNDh< z{O8S$y2_mM@uzR6m)qKv&U;_?c;7L0O`#u)CnWrxtWwv%`dM86`Vz5fx!q5foy}f< z%WQ>=y8qTfrx&x=8|~m==umJuX%bc*-+yyyt3r@MP{0xg7XglYHh*nwVvlyc%Qo1( z$KaBblCz-W#6xS=-7I;#s{it&Q@^gduV&wWWq9lpT{#u62na8rnXxYQpY-RKBah_E) zY3Ym)FaEmz?Or)U|BH;Q{imNduUF~w?vS#kQSjNFA4;CQ-7+yZe-|>xrF!gm!29_5QvL@?U_YAii-{&NyuVil{nFG-NC8j*sOK41GZTU-|$$(^x@f0@dF$imwi{8 zGUwcs_yr<@Zs9^7(lnS3SeSfcGcgY1&Dl`*ecAu3)~l;OtjxWy5ue6z-lOT4z=zMW zx9grwF4uWmz-1PCT-jg_n-^P!k;#syv$~AgS6f|Qu5zoTwC0n-xhwn&F3;^2jeTvj zOK`Ts>;FeCHus#Z4Y2JxnIO@XqqAzwu|NA^edqdFF0OKPFNKWFGyUcsJpq#G5+|*H1Mw@bKv@zrW+vy@Q`*ep_?rZFw`T>9vqg z!w2@&_GTL@6Efp`dkkD8WV~f=O}J>&w8>0<@}?a-BtLU`8&B#rE&AVjcg3sE5pg%W z8V^01a#AZ_z(8XWb zGp6q6(bkgI*OZ!ka{bAaslf+X?n(buWa%;8yxmcgX>&@E5aZ*W%+?#rOQz@U-kE*< zPuB6}{{LSbnrtkz;b)xo`i^&T+ZMK*c&yDK!QOoMI{cz3t<_*6;-$ ziD%!uo;7okren>zLBpDV$?j3U54wxl zVt>d@?%2}#Qe4`~P_(hFRL z%KM~$Tygfhxp{hfH|I5HKRtMXBfz=Ct?2H($Lo_-D$J+qxo`i>6mRM3aP!r=AIG>D zw$JZ759>`$3A=f8G?8w^d?`qd`Q0AZGWxhyBE8q%fI|r^9p;;^UWtBVu#G< z&*6>&N#|RSpQ(MZ$oH=BRcDL1YVNx`StG9fHOw#(SS0sTJh^G|J(hWP-{zhu5uLTn zt3jM)!)GU#A78qx?=BNgxe|Uu^~`0y+lQ~RG0A#Px$NSxn%QJQ^p=Fa%|gws+6#o9 z&boPW?dm&xjE|RWXJ7v6ef$>h<3f*)r8@5rv8+hchCaEO4*f~9j;6@T)%C*0WK#_-oeocGo03! 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