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kuroko: bind class for transformation matrices

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This commit is contained in:
K. Lange 2023-03-30 13:58:28 +09:00
parent b550ebaf86
commit f9ef88ffc0
1 changed files with 91 additions and 0 deletions
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91
lib/kuroko/_yutani2.c
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@ -850,6 +850,75 @@ KRK_Method(Subregion,offset_y) {
#undef CURRENT_CTYPE
static KrkClass * TransformMatrix;
struct _yutani_TransformMatrix {
KrkInstance inst;
gfx_matrix_t matrix;
};
#define IS_TransformMatrix(o) (krk_isInstanceOf(o,TransformMatrix))
#define AS_TransformMatrix(o) ((struct _yutani_TransformMatrix*)AS_OBJECT(o))
#define CURRENT_CTYPE struct _yutani_TransformMatrix*
KRK_Method(TransformMatrix,__init__) {
if (!krk_parseArgs(".:TransformMatrix", (const char*[]){}, NULL)) return NONE_VAL();
/* Might accept lists of doubles later */
gfx_matrix_identity(self->matrix);
return NONE_VAL();
}
KRK_Method(TransformMatrix,__repr__) {
struct StringBuilder sb = {};
KrkValue floats[6];
for (int i = 0; i < 6; ++i) {
floats[i] = FLOATING_VAL(self->matrix[i/3][i%3]);
}
krk_pushStringBuilderFormat(&sb, "TransformMatrix[ [%R,%R,%R] [%R,%R,%R] ]",
floats[0], floats[1], floats[2], floats[3], floats[4], floats[5]);
return krk_finishStringBuilder(&sb);
}
KRK_Method(TransformMatrix,scale) {
double x, y;
if (!krk_parseArgs(".dd", (const char*[]){"x","y"}, &x, &y)) return NONE_VAL();
gfx_matrix_scale(self->matrix,x,y);
return NONE_VAL();
}
KRK_Method(TransformMatrix,translate) {
double x, y;
if (!krk_parseArgs(".dd", (const char*[]){"x","y"}, &x, &y)) return NONE_VAL();
gfx_matrix_translate(self->matrix,x,y);
return NONE_VAL();
}
KRK_Method(TransformMatrix,rotate) {
double r;
if (!krk_parseArgs(".d", (const char*[]){"r"}, &r)) return NONE_VAL();
gfx_matrix_rotate(self->matrix,r);
return NONE_VAL();
}
KRK_Method(TransformMatrix,apply) {
double x, y;
if (!krk_parseArgs(".dd", (const char*[]){"x","y"}, &x, &y)) return NONE_VAL();
KrkTuple * out = krk_newTuple(2);
krk_push(OBJECT_VAL(out));
double o_x, o_y;
gfx_apply_matrix(x,y,self->matrix,&o_x,&o_y);
out->values.values[out->values.count++] = FLOATING_VAL(o_x);
out->values.values[out->values.count++] = FLOATING_VAL(o_y);
return krk_pop();
}
#undef CURRENT_CTYPE
WRAP_TYPE(Font,struct TT_Font,fontData,
int fontSize;
uint32_t fontColor;
@ -1479,6 +1548,17 @@ KRK_Method(TTContour,free) {
return NONE_VAL();
}
KRK_Method(TTContour,transform) {
struct _yutani_TransformMatrix * matrix;
if (!krk_parseArgs(".O!", (const char*[]){"matrix"},
TransformMatrix, &matrix)) return NONE_VAL();
INIT_CHECK(TTContour);
tt_contour_transform(self->contour, matrix->matrix);
return NONE_VAL();
}
#undef CURRENT_CTYPE
#define CURRENT_CTYPE struct _yutani_TTShape*
@ -2015,6 +2095,7 @@ KrkValue krk_module_onload__yutani2(void) {
BIND_METHOD(TTContour,finish);
BIND_METHOD(TTContour,free);
BIND_METHOD(TTContour,stroke);
BIND_METHOD(TTContour,transform);
krk_finalizeClass(TTContour);
krk_makeClass(module, &TTShape, "TTShape", KRK_BASE_CLASS(object));
@ -2025,6 +2106,16 @@ KrkValue krk_module_onload__yutani2(void) {
BIND_METHOD(TTShape,free);
krk_finalizeClass(TTShape);
krk_makeClass(module, &TransformMatrix, "TransformMatrix", KRK_BASE_CLASS(object));
TransformMatrix->allocSize = sizeof(struct _yutani_TransformMatrix);
BIND_METHOD(TransformMatrix,__init__);
BIND_METHOD(TransformMatrix,__repr__);
BIND_METHOD(TransformMatrix,scale);
BIND_METHOD(TransformMatrix,translate);
BIND_METHOD(TransformMatrix,rotate);
BIND_METHOD(TransformMatrix,apply);
krk_finalizeClass(TransformMatrix);
BIND_FUNC(module,decor_get_bounds);
BIND_FUNC(module,decor_render);
BIND_FUNC(module,decor_handle_event);