Added Magic tool API version API.

This commit is contained in:
William Kendrick 2007-07-08 07:53:39 +00:00
parent abf6a2a1bb
commit 73b8464b75
22 changed files with 85 additions and 172 deletions

View file

@ -7,7 +7,7 @@
# bill@newbreedsoftware.com
# http://www.tuxpaint.org/
# June 14, 2002 - July 4, 2007
# June 14, 2002 - July 8, 2007
# The version number, for release:
@ -15,6 +15,8 @@
VER_VERSION=0.9.18
VER_DATE=`date +"%Y-%m-%d"`
MAGIC_API_VERSION=0x00000002
# Where to install things:
@ -139,6 +141,7 @@ DEFS=-DDATA_PREFIX=\"$(DATA_PREFIX)/\" \
-DCONFDIR=\"$(CONFDIR)/\" \
-DMAGIC_PREFIX=\"$(MAGIC_PREFIX)/\" \
-DVER_VERSION=\"$(VER_VERSION)\" \
-DMAGICAPI_VERSION=$(MAGIC_API_VERSION) \
-DVER_DATE=\"$(VER_DATE)\" \
-D$(MAEMOFLAG)
@ -335,6 +338,7 @@ install-magic-plugin-dev:
@echo "...Installing Magic Tool plug-in development files and docs..."
@-rm $(BIN_PREFIX)/tp-magic-config
@sed src/tp-magic-config.sh -e s/__VERSION__/$(VER_VERSION)/ \
-e s/__APIVERSION__/$(MAGIC_API_VERSION)/ \
-e s=__INCLUDE__=$(INCLUDE_PREFIX)/tuxpaint= > \
$(BIN_PREFIX)/tp-magic-config
@chmod a+rx,g-w,o-w $(BIN_PREFIX)/tp-magic-config
@ -898,7 +902,7 @@ obj/resource.o: visualc/resources.rc obj visualc/resource.h
# Go into 'magic' subdirectory and buld magic plug-ins
magic-plugins:
@cd magic ; make
@cd magic ; make MAGIC_API_VERSION=$(MAGIC_API_VERSION)
# Make the "obj" directory to throw the object(s) into:
# (not necessary any more; bjk 2006.02.20)

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@ -477,7 +477,7 @@ install-im:
@cp im/ko.im $(IM_PREFIX)/ko.im
@chmod 644 $(IM_PREFIX)/ko.im
@#
@echo " ko ...Thai..."
@echo " th ...Thai..."
@cp im/th.im $(IM_PREFIX)/th.im
@chmod 644 $(IM_PREFIX)/th.im
else

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@ -10,7 +10,8 @@ SO_TYPE=so
TP_MAGIC_CFLAGS=$(shell sdl-config --cflags) \
-I../src/ \
$(shell tp-magic-config --cflags)
CFLAGS=-g -Wall $(TP_MAGIC_CFLAGS)
CFLAGS=-g -Wall $(TP_MAGIC_CFLAGS) -DMAGICAPI_VERSION=$(MAGIC_API_VERSION)
all: negative.$(SO_TYPE) \

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@ -113,6 +113,11 @@ Interfaces
palette. (It will be called whenever one of the plguin's Magic
tools that accept colors becomes active, or the user picks a new
color while such a tool is currently active.)
* Uint32 api_version(void)
The plugin should return an integer value representing the version
of the Tux Paint 'Magic' tool plugin API it was built against.
Simply return TP_MAGIC_API_VERSION, which is defined in
"tp_magic_api.h", to satisfy this requirement.
* int init(magic_api * api)
The plugin should do any initialization here. This function is
called once, at Tux Paint startup. Return '1' if initialization

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@ -143,6 +143,12 @@ would have functions whose names begin with "blur_").</p>
Magic tools that accept colors becomes active, or the user picks a new
color while such a tool is currently active.)
<li>Uint32 api_version(void)<br>
The plugin should return an integer value representing the version of
the Tux&nbsp;Paint 'Magic' tool plugin API it was built against.
Simply return TP_MAGIC_API_VERSION, which is defined in
"tp_magic_api.h", to satisfy this requirement.
<li>int init(magic_api * api)<br>
The plugin should do any initialization here. This function is called once,
at Tux&nbsp;Paint startup. Return '1' if initialization was successful,

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@ -20,6 +20,9 @@ Mix_Chunk * snd_effect[NUM_TOOLS];
Uint8 example_r, example_g, example_b;
Uint32 example_api_version(void) { return(TP_MAGIC_API_VERSION); }
// No setup required:
int example_init(magic_api * api)
{

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@ -19,7 +19,6 @@ enum {
Mix_Chunk * snd_effect[NUM_TOOLS];
// No setup required:
int blocks_chalk_drip_init(magic_api * api)
{
char fname[1024];
@ -39,6 +38,9 @@ int blocks_chalk_drip_init(magic_api * api)
return(1);
}
Uint32 blocks_chalk_drip_api_version(void) { return(TP_MAGIC_API_VERSION); }
// We have multiple tools:
int blocks_chalk_drip_get_tool_count(magic_api * api)
{
@ -100,8 +102,9 @@ char * blocks_chalk_drip_get_description(magic_api * api, int which)
// Do the effect:
void do_example(void * ptr, int which, SDL_Surface * canvas, SDL_Surface * last,
int x, int y)
void blocks_chalk_drip_linecb(void * ptr, int which,
SDL_Surface * canvas, SDL_Surface * last,
int x, int y)
{
magic_api * api = (magic_api *) ptr;
int xx, yy;
@ -210,7 +213,7 @@ void do_example(void * ptr, int which, SDL_Surface * canvas, SDL_Surface * last,
void blocks_chalk_drip_drag(magic_api * api, int which, SDL_Surface * canvas,
SDL_Surface * last, int ox, int oy, int x, int y)
{
api->line(which, canvas, last, ox, oy, x, y, 1, do_example);
api->line(which, canvas, last, ox, oy, x, y, 1, blocks_chalk_drip_linecb);
api->playsound(snd_effect[which], (x * 255) / canvas->w, 255);
}

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@ -22,6 +22,8 @@ int blur_init(magic_api * api)
return(1);
}
Uint32 blur_api_version(void) { return(TP_MAGIC_API_VERSION); }
int blur_get_tool_count(magic_api * api)
{
return(1);

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@ -38,6 +38,8 @@ int bricks_init(magic_api * api)
return(1);
}
Uint32 bricks_api_version(void) { return(TP_MAGIC_API_VERSION); }
// We have multiple tools:
int bricks_get_tool_count(magic_api * api)
{

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@ -26,6 +26,8 @@ int cartoon_init(magic_api * api)
return(1);
}
Uint32 cartoon_api_version(void) { return(TP_MAGIC_API_VERSION); }
// We have multiple tools:
int cartoon_get_tool_count(magic_api * api)
{

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@ -1,156 +0,0 @@
#include <stdio.h>
#include <string.h>
#include <libintl.h>
#include "tp_magic_api.h"
#include "SDL_image.h"
#include "SDL_mixer.h"
/* What tools we contain: */
enum {
TOOL_ONE,
TOOL_TWO,
NUM_TOOLS
};
/* Our globals: */
Mix_Chunk * snd_effect[NUM_TOOLS];
Uint8 example_r, example_g, example_b;
// No setup required:
int example_init(magic_api * api)
{
char fname[1024];
snprintf(fname, sizeof(fname), "%s/sounds/magic/one.wav",
api->data_directory);
snd_effect[0] = Mix_LoadWAV(fname);
snprintf(fname, sizeof(fname), "%s/sounds/magic/two.wav",
api->data_directory);
snd_effect[1] = Mix_LoadWAV(fname);
return(1);
}
// We have multiple tools:
int example_get_tool_count(magic_api * api)
{
return(NUM_TOOLS);
}
// Load our icons:
SDL_Surface * example_get_icon(magic_api * api, int which)
{
char fname[1024];
if (which == TOOL_ONE)
{
snprintf(fname, sizeof(fname), "%s/images/magic/one.png",
api->data_directory);
}
else if (which == TOOL_TWO)
{
snprintf(fname, sizeof(fname), "%s/images/magic/two.png",
api->data_directory);
}
return(IMG_Load(fname));
}
// Return our names, localized:
char * example_get_name(magic_api * api, int which)
{
if (which == TOOL_ONE)
return(strdup(gettext("One")));
else if (which == TOOL_TWO)
return(strdup(gettext("Two")));
return(NULL);
}
// Return our descriptions, localized:
char * example_get_description(magic_api * api, int which)
{
if (which == TOOL_ONE)
return(strdup(gettext("Tool one.")));
else
return(strdup(gettext("Tool two.")));
return(NULL);
}
// Do the effect:
void do_example(void * ptr, int which, SDL_Surface * canvas, SDL_Surface * last,
int x, int y)
{
magic_api * api = (magic_api *) ptr;
int xx, yy;
if (which == TOOL_ONE)
{
api->putpixel(canvas, x, y, SDL_MapRGB(canvas->format,
example_r,
example_g,
example_b));
}
else if (which == TOOL_TWO)
{
for (yy = -4; yy < 4; yy++)
{
for (xx = -4; xx < 4; xx++)
{
api->putpixel(canvas, x + xx, y + yy,
api->getpixel(last,
canvas->w - x - xx,
canvas->h - y - yy));
}
}
}
}
// Affect the canvas on drag:
void example_drag(magic_api * api, int which, SDL_Surface * canvas,
SDL_Surface * last, int ox, int oy, int x, int y)
{
api->line(which, canvas, last, ox, oy, x, y, 1, do_example);
api->playsound(snd_effect[which], (x * 255) / canvas->w, 255);
}
// Affect the canvas on click:
void example_click(magic_api * api, int which,
SDL_Surface * canvas, SDL_Surface * last,
int x, int y)
{
example_drag(api, which, canvas, last, x, y, x, y);
}
// No setup happened:
void example_shutdown(magic_api * api)
{
if (snd_effect[0] != NULL)
Mix_FreeChunk(snd_effect[0]);
if (snd_effect[1] != NULL)
Mix_FreeChunk(snd_effect[1]);
}
// Record the color from Tux Paint:
void example_set_color(magic_api * api, Uint8 r, Uint8 g, Uint8 b)
{
example_r = r;
example_g = g;
example_b = b;
}
// Use colors:
int example_requires_colors(magic_api * api, int which)
{
return 1;
}

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@ -29,6 +29,8 @@ int fade_darken_init(magic_api * api)
return(1);
}
Uint32 fade_darken_api_version(void) { return(TP_MAGIC_API_VERSION); }
// Multiple tools:
int fade_darken_get_tool_count(magic_api * api)
{

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@ -30,6 +30,8 @@ int fill_init(magic_api * api)
return(1);
}
Uint32 fill_api_version(void) { return(TP_MAGIC_API_VERSION); }
// We have multiple tools:
int fill_get_tool_count(magic_api * api)
{

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@ -37,6 +37,8 @@ int grass_init(magic_api * api)
return(1);
}
Uint32 grass_api_version(void) { return(TP_MAGIC_API_VERSION); }
// We have multiple tools:
int grass_get_tool_count(magic_api * api)
{

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@ -32,6 +32,8 @@ int mirror_flip_init(magic_api * api)
return(1);
}
Uint32 mirror_flip_api_version(void) { return(TP_MAGIC_API_VERSION); }
// We have multiple tools:
int mirror_flip_get_tool_count(magic_api * api)
{

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@ -20,6 +20,8 @@ int negative_init(magic_api * api)
return(1);
}
Uint32 negative_api_version(void) { return(TP_MAGIC_API_VERSION); }
// Only one tool:
int negative_get_tool_count(magic_api * api)
{

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@ -54,6 +54,8 @@ int rainbow_init(magic_api * api)
return(1);
}
Uint32 rainbow_api_version(void) { return(TP_MAGIC_API_VERSION); }
// We have multiple tools:
int rainbow_get_tool_count(magic_api * api)
{

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@ -23,6 +23,8 @@ int smudge_init(magic_api * api)
return(1);
}
Uint32 smudge_api_version(void) { return(TP_MAGIC_API_VERSION); }
// We have multiple tools:
int smudge_get_tool_count(magic_api * api)
{

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@ -24,6 +24,8 @@ int tint_init(magic_api * api)
return(1);
}
Uint32 tint_api_version(void) { return(TP_MAGIC_API_VERSION); }
// We have multiple tools:
int tint_get_tool_count(magic_api * api)
{

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@ -29,7 +29,7 @@
# in Tux Paint's Makefile, via 'sed', by the 'make install-magic-plugin-dev'
# target.
# July 5, 2007 - July 5, 2007
# July 5, 2007 - July 8, 2007
if [ $# -ne 0 ]; then
@ -37,15 +37,15 @@ if [ $# -ne 0 ]; then
echo "__VERSION__"
exit
fi
if [ $1 = "--apiversion" ]; then
echo "__APIVERSION__"
exit
fi
if [ $1 = "--cflags" ]; then
echo `sdl-config --cflags` -I__INCLUDE__
exit
fi
if [ $1 = "--libs" ]; then
echo `sdl-config --libs`
exit
fi
fi
echo "Usage: tp-magic-config [--version] [--cflags] [--libs]"
echo "Usage: tp-magic-config [--apiversion] [--version] [--cflags]"

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@ -44,5 +44,7 @@ typedef struct magic_api_t {
void (*hsvtorgb)(float, float, float, Uint8 *, Uint8 *, Uint8 *);
} magic_api;
#define TP_MAGIC_API_VERSION MAGICAPI_VERSION
#endif

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@ -22,7 +22,7 @@
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
(See COPYING.txt)
June 14, 2002 - July 5, 2007
June 14, 2002 - July 8, 2007
$Id$
*/
@ -858,6 +858,7 @@ typedef struct magic_funcs_s {
int (*requires_colors)(magic_api *, int);
void (*set_color)(magic_api *, Uint8, Uint8, Uint8);
int (*init)(magic_api *);
Uint32 (*api_version)(void);
void (*shutdown)(magic_api *);
void (*click)(magic_api *, int, SDL_Surface *, SDL_Surface *, int, int);
void (*drag)(magic_api *, int, SDL_Surface *, SDL_Surface *, int, int, int, int);
@ -8974,6 +8975,9 @@ static void reset_avail_tools(void)
if (num_stamps[0] == 0)
tool_avail[TOOL_STAMP] = 0;
if (num_magics == 0)
tool_avail[TOOL_MAGIC] = 0;
/* Disable quit? */
@ -15867,6 +15871,11 @@ void load_magic_plugins(void)
magic_funcs[num_plugin_files].init =
SDL_LoadFunction(magic_handle[num_plugin_files], funcname);
snprintf(funcname, sizeof(funcname), "%s_%s", objname,
"api_version");
magic_funcs[num_plugin_files].api_version =
SDL_LoadFunction(magic_handle[num_plugin_files], funcname);
snprintf(funcname, sizeof(funcname), "%s_%s", objname,
"shutdown");
magic_funcs[num_plugin_files].shutdown =
@ -15897,6 +15906,8 @@ void load_magic_plugins(void)
(int) magic_funcs[num_plugin_files].set_color);
printf("init = 0x%x\n",
(int) magic_funcs[num_plugin_files].init);
printf("api_version = 0x%x\n",
(int) magic_funcs[num_plugin_files].api_version);
printf("shutdown = 0x%x\n",
(int) magic_funcs[num_plugin_files].shutdown);
printf("click = 0x%x\n",
@ -15968,6 +15979,18 @@ void load_magic_plugins(void)
err = 1;
}
if (magic_funcs[num_plugin_files].api_version == NULL)
{
fprintf(stderr, "Error: plugin %s is missing api_version\n",
fname);
err = 1;
}
else if (magic_funcs[num_plugin_files].api_version() != TP_MAGIC_API_VERSION)
{
fprintf(stderr, "Warning: plugin %s uses Tux Paint 'Magic' tool API version %x,\nbut Tux Paint needs version %x.\n", fname, magic_funcs[num_plugin_files].api_version(), TP_MAGIC_API_VERSION);
err = 1;
}
if (err)
{
SDL_UnloadObject(magic_handle[num_plugin_files]);