mkxp/binding-mri/bitmap-binding.cpp

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/*
** bitmap-binding.cpp
**
** This file is part of mkxp.
**
** Copyright (C) 2013 Jonas Kulla <Nyocurio@gmail.com>
**
** mkxp is free software: you can redistribute it and/or modify
** it under the terms of the GNU General Public License as published by
** the Free Software Foundation, either version 2 of the License, or
** (at your option) any later version.
**
** mkxp is distributed in the hope that it will be useful,
** but WITHOUT ANY WARRANTY; without even the implied warranty of
** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
** GNU General Public License for more details.
**
** You should have received a copy of the GNU General Public License
** along with mkxp. If not, see <http://www.gnu.org/licenses/>.
*/
#include "bitmap.h"
#include "font.h"
#include "exception.h"
#include "disposable-binding.h"
#include "binding-util.h"
#include "binding-types.h"
DEF_TYPE(Bitmap);
void bitmapInitProps(Bitmap *b, VALUE self)
{
/* Wrap properties */
VALUE fontKlass = rb_const_get(rb_cObject, rb_intern("Font"));
VALUE fontObj = rb_obj_alloc(fontKlass);
rb_obj_call_init(fontObj, 0, 0);
Font *font = getPrivateData<Font>(fontObj);
b->setFont(font);
rb_iv_set(self, "font", fontObj);
}
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RB_METHOD(bitmapInitialize)
{
Bitmap *b = 0;
if (argc == 1)
{
char *filename;
rb_get_args(argc, argv, "z", &filename RB_ARG_END);
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GUARD_EXC( b = new Bitmap(filename); )
}
else
{
int width, height;
rb_get_args(argc, argv, "ii", &width, &height RB_ARG_END);
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GUARD_EXC( b = new Bitmap(width, height); )
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}
setPrivateData(self, b);
bitmapInitProps(b, self);
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return self;
}
RB_METHOD(bitmapWidth)
{
RB_UNUSED_PARAM;
Bitmap *b = getPrivateData<Bitmap>(self);
int value = 0;
GUARD_EXC( value = b->width(); );
return INT2FIX(value);
}
RB_METHOD(bitmapHeight)
{
RB_UNUSED_PARAM;
Bitmap *b = getPrivateData<Bitmap>(self);
int value = 0;
GUARD_EXC( value = b->height(); );
return INT2FIX(value);
}
RB_METHOD(bitmapRect)
{
RB_UNUSED_PARAM;
Bitmap *b = getPrivateData<Bitmap>(self);
IntRect rect;
GUARD_EXC( rect = b->rect(); );
Rect *r = new Rect(rect);
return wrapObject(r, RectType);
}
RB_METHOD(bitmapBlt)
{
Bitmap *b = getPrivateData<Bitmap>(self);
int x, y;
VALUE srcObj;
VALUE srcRectObj;
int opacity = 255;
Bitmap *src;
Rect *srcRect;
rb_get_args(argc, argv, "iioo|i", &x, &y, &srcObj, &srcRectObj, &opacity RB_ARG_END);
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src = getPrivateDataCheck<Bitmap>(srcObj, BitmapType);
srcRect = getPrivateDataCheck<Rect>(srcRectObj, RectType);
GUARD_EXC( b->blt(x, y, src, srcRect->toIntRect(), opacity); );
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return self;
}
RB_METHOD(bitmapStretchBlt)
{
Bitmap *b = getPrivateData<Bitmap>(self);
VALUE destRectObj;
VALUE srcObj;
VALUE srcRectObj;
int opacity = 255;
Bitmap *src;
Rect *destRect, *srcRect;
rb_get_args(argc, argv, "ooo|i", &destRectObj, &srcObj, &srcRectObj, &opacity RB_ARG_END);
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src = getPrivateDataCheck<Bitmap>(srcObj, BitmapType);
destRect = getPrivateDataCheck<Rect>(destRectObj, RectType);
srcRect = getPrivateDataCheck<Rect>(srcRectObj, RectType);
GUARD_EXC( b->stretchBlt(destRect->toIntRect(), src, srcRect->toIntRect(), opacity); );
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return self;
}
RB_METHOD(bitmapFillRect)
{
Bitmap *b = getPrivateData<Bitmap>(self);
VALUE colorObj;
Color *color;
if (argc == 2)
{
VALUE rectObj;
Rect *rect;
rb_get_args(argc, argv, "oo", &rectObj, &colorObj RB_ARG_END);
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rect = getPrivateDataCheck<Rect>(rectObj, RectType);
color = getPrivateDataCheck<Color>(colorObj, ColorType);
GUARD_EXC( b->fillRect(rect->toIntRect(), color->norm); );
}
else
{
int x, y, width, height;
rb_get_args(argc, argv, "iiiio", &x, &y, &width, &height, &colorObj RB_ARG_END);
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color = getPrivateDataCheck<Color>(colorObj, ColorType);
GUARD_EXC( b->fillRect(x, y, width, height, color->norm); );
}
return self;
}
RB_METHOD(bitmapClear)
{
RB_UNUSED_PARAM;
Bitmap *b = getPrivateData<Bitmap>(self);
GUARD_EXC( b->clear(); )
return self;
}
RB_METHOD(bitmapGetPixel)
{
Bitmap *b = getPrivateData<Bitmap>(self);
int x, y;
rb_get_args(argc, argv, "ii", &x, &y RB_ARG_END);
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Color value;
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GUARD_EXC( value = b->getPixel(x, y); );
Color *color = new Color(value);
return wrapObject(color, ColorType);
}
RB_METHOD(bitmapSetPixel)
{
Bitmap *b = getPrivateData<Bitmap>(self);
int x, y;
VALUE colorObj;
Color *color;
rb_get_args(argc, argv, "iio", &x, &y, &colorObj RB_ARG_END);
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color = getPrivateDataCheck<Color>(colorObj, ColorType);
GUARD_EXC( b->setPixel(x, y, *color); );
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return self;
}
RB_METHOD(bitmapHueChange)
{
Bitmap *b = getPrivateData<Bitmap>(self);
int hue;
rb_get_args(argc, argv, "i", &hue RB_ARG_END);
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GUARD_EXC( b->hueChange(hue); );
return self;
}
RB_METHOD(bitmapDrawText)
{
Bitmap *b = getPrivateData<Bitmap>(self);
const char *str;
int align = Bitmap::Left;
if (argc == 2 || argc == 3)
{
VALUE rectObj;
Rect *rect;
rb_get_args(argc, argv, "oz|i", &rectObj, &str, &align RB_ARG_END);
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rect = getPrivateDataCheck<Rect>(rectObj, RectType);
GUARD_EXC( b->drawText(rect->toIntRect(), str, align); );
}
else
{
int x, y, width, height;
rb_get_args(argc, argv, "iiiiz|i", &x, &y, &width, &height, &str, &align RB_ARG_END);
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GUARD_EXC( b->drawText(x, y, width, height, str, align); );
}
return self;
}
RB_METHOD(bitmapTextSize)
{
Bitmap *b = getPrivateData<Bitmap>(self);
const char *str;
rb_get_args(argc, argv, "z", &str RB_ARG_END);
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IntRect value;
GUARD_EXC( value = b->textSize(str); );
Rect *rect = new Rect(value);
return wrapObject(rect, RectType);
}
DEF_PROP_OBJ(Bitmap, Font, Font, "font")
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// FIXME: This isn't entire correct as the cloned bitmap
// does not get a cloned version of the original bitmap's 'font'
// attribute (the internal font attrb is the default one, whereas
// the stored iv visible to ruby would still be the same as the original)
// Not sure if this needs fixing though
INITCOPY_FUN(Bitmap)
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void
bitmapBindingInit()
{
INIT_TYPE(Bitmap);
VALUE klass = rb_define_class("Bitmap", rb_cObject);
rb_define_alloc_func(klass, classAllocate<&BitmapType>);
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disposableBindingInit<Bitmap>(klass);
_rb_define_method(klass, "initialize", bitmapInitialize);
_rb_define_method(klass, "initialize_copy", BitmapInitializeCopy);
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_rb_define_method(klass, "width", bitmapWidth);
_rb_define_method(klass, "height", bitmapHeight);
_rb_define_method(klass, "rect", bitmapRect);
_rb_define_method(klass, "blt", bitmapBlt);
_rb_define_method(klass, "stretch_blt", bitmapStretchBlt);
_rb_define_method(klass, "fill_rect", bitmapFillRect);
_rb_define_method(klass, "clear", bitmapClear);
_rb_define_method(klass, "get_pixel", bitmapGetPixel);
_rb_define_method(klass, "set_pixel", bitmapSetPixel);
_rb_define_method(klass, "hue_change", bitmapHueChange);
_rb_define_method(klass, "draw_text", bitmapDrawText);
_rb_define_method(klass, "text_size", bitmapTextSize);
INIT_PROP_BIND(Bitmap, Font, "font");
}