mirror of
https://github.com/UpsilonNumworks/Upsilon.git
synced 2026-01-19 00:37:25 +01:00
86 lines
2.9 KiB
C++
86 lines
2.9 KiB
C++
extern "C" {
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#include "modkandinsky.h"
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#include <py/objtuple.h>
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#include <py/runtime.h>
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}
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#include <kandinsky.h>
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#include "port.h"
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static KDColor ColorForTuple(mp_obj_t tuple) {
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size_t len;
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mp_obj_t * elem;
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mp_obj_get_array(tuple, &len, &elem);
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if (len != 3) {
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mp_raise_TypeError("color needs 3 components");
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}
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return KDColor::RGB888(
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mp_obj_get_int(elem[0]),
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mp_obj_get_int(elem[1]),
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mp_obj_get_int(elem[2])
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);
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}
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static mp_obj_t TupleForRGB(uint8_t r, uint8_t g, uint8_t b) {
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mp_obj_tuple_t * t = static_cast<mp_obj_tuple_t *>(MP_OBJ_TO_PTR(mp_obj_new_tuple(3, NULL)));
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t->items[0] = MP_OBJ_NEW_SMALL_INT(r);
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t->items[1] = MP_OBJ_NEW_SMALL_INT(g);
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t->items[2] = MP_OBJ_NEW_SMALL_INT(b);
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return MP_OBJ_FROM_PTR(t);
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}
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/* KDIonContext::sharedContext needs to be set to the wanted Rect before
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* calling kandinsky_get_pixel, kandinsky_set_pixel and kandinsky_draw_string.
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* We do this here with displaySandbox(), which pushes the SandboxController on
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* the stackViewController and forces the window to redraw itself.
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* KDIonContext::sharedContext is set to the frame of the last object drawn. */
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mp_obj_t modkandinsky_color(mp_obj_t red, mp_obj_t green, mp_obj_t blue) {
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return TupleForRGB(
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mp_obj_get_int(red),
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mp_obj_get_int(green),
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mp_obj_get_int(blue)
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);
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}
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/* Calling ExecutionEnvironment::displaySandbox() hides the console and switches
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* to another mode. So it's a good idea to retrieve and handle input parameters
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* before calling displaySandbox, otherwise error messages (such as TypeError)
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* won't be visible until the user comes back to the console screen. */
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mp_obj_t modkandinsky_get_pixel(mp_obj_t x, mp_obj_t y) {
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KDPoint point(mp_obj_get_int(x), mp_obj_get_int(y));
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KDColor c = KDIonContext::sharedContext()->getPixel(point);
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return TupleForRGB(c.red(), c.green(), c.blue());
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}
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mp_obj_t modkandinsky_set_pixel(mp_obj_t x, mp_obj_t y, mp_obj_t color) {
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KDPoint point(mp_obj_get_int(x), mp_obj_get_int(y));
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KDColor kdColor = ColorForTuple(color);
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MicroPython::ExecutionEnvironment::currentExecutionEnvironment()->displaySandbox();
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KDIonContext::sharedContext()->setPixel(point, kdColor);
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return mp_const_none;
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}
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mp_obj_t modkandinsky_draw_string(mp_obj_t text, mp_obj_t x, mp_obj_t y) {
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const char * kdText = mp_obj_str_get_str(text);
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KDPoint point(mp_obj_get_int(x), mp_obj_get_int(y));
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MicroPython::ExecutionEnvironment::currentExecutionEnvironment()->displaySandbox();
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KDIonContext::sharedContext()->drawString(kdText, point);
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return mp_const_none;
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}
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mp_obj_t modkandinsky_fill_rect(size_t n_args, const mp_obj_t * args) {
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KDRect rect(
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mp_obj_get_int(args[0]),
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mp_obj_get_int(args[1]),
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mp_obj_get_int(args[2]),
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mp_obj_get_int(args[3])
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);
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KDColor color = ColorForTuple(args[4]);
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MicroPython::ExecutionEnvironment::currentExecutionEnvironment()->displaySandbox();
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KDIonContext::sharedContext()->fillRect(rect, color);
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return mp_const_none;
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}
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