135 lines
3.9 KiB
C
135 lines
3.9 KiB
C
/**
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* Example of lottie animation using Evas_VG.
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*
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* This example show how to play lottie files(json).
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*
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* @verbatim
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* gcc -o evas_vg_json evas-vg-json.c `pkg-config --libs --cflags evas ecore ecore-evas eina ector eo efl`
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* @endverbatim
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*/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#ifndef PACKAGE_EXAMPLES_DIR
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#define PACKAGE_EXAMPLES_DIR "."
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#endif
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#ifndef EFL_BETA_API_SUPPORT
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#define EFL_BETA_API_SUPPORT
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#endif
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#ifndef EFL_EO_API_SUPPORT
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#define EFL_EO_API_SUPPORT
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#endif
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#include <Ecore.h>
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#include <Ecore_Evas.h>
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#include "evas-common.h"
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#define WIDTH 400
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#define HEIGHT 600
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static Eo *gvg[5];
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static void
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_running_cb(void *data EINA_UNUSED, const Efl_Event *event)
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{
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double progress = *((double*)event->info);
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int i;
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for (i = 0; i < 5; i++)
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{
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double frameCnt = (double) (efl_gfx_frame_controller_frame_count_get(gvg[i]) - 1);
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int frame = (int) (frameCnt * progress);
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efl_gfx_frame_controller_frame_set(gvg[i], frame);
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}
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}
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static void
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_on_delete(Ecore_Evas *ee EINA_UNUSED)
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{
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ecore_main_loop_quit();
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}
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int
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main(void)
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{
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if (!ecore_evas_init())
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return EXIT_FAILURE;
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Ecore_Evas *ee = ecore_evas_new(NULL, 0, 0, WIDTH, HEIGHT, NULL);
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if (!ee)
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goto panic;
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ecore_evas_callback_delete_request_set(ee, _on_delete);
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ecore_evas_show(ee);
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Eo *evas = ecore_evas_get(ee);
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Eo *bg = efl_add(EFL_CANVAS_RECTANGLE_CLASS, evas);
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efl_gfx_entity_size_set(bg, EINA_SIZE2D(WIDTH, HEIGHT));
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efl_gfx_color_set(bg, 255, 255, 255, 255);
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efl_gfx_entity_visible_set(bg, EINA_TRUE);
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char buf[PATH_MAX];
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//1
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Eo *vg = gvg[0] = efl_add(EFL_CANVAS_VG_OBJECT_CLASS, evas);
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snprintf(buf, sizeof(buf), "%s/browser.json", PACKAGE_EXAMPLES_DIR EVAS_VG_FOLDER);
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efl_file_simple_load(vg, buf, NULL);
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efl_gfx_entity_size_set(vg, EINA_SIZE2D(200, 200));
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efl_gfx_entity_visible_set(vg, EINA_TRUE);
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//2
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Eo *vg2 = gvg[1] = efl_add(EFL_CANVAS_VG_OBJECT_CLASS, evas);
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snprintf(buf, sizeof(buf), "%s/jolly_walker.json", PACKAGE_EXAMPLES_DIR EVAS_VG_FOLDER);
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efl_file_simple_load(vg2, buf, NULL);
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efl_gfx_entity_position_set(vg2, EINA_POSITION2D(200, 200));
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efl_gfx_entity_size_set(vg2, EINA_SIZE2D(200, 200));
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efl_gfx_entity_visible_set(vg2, EINA_TRUE);
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//3
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Eo *vg3 = gvg[2] = efl_add(EFL_CANVAS_VG_OBJECT_CLASS, evas);
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snprintf(buf, sizeof(buf), "%s/windmill.json", PACKAGE_EXAMPLES_DIR EVAS_VG_FOLDER);
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efl_file_simple_load(vg3, buf, NULL);
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efl_gfx_entity_position_set(vg3, EINA_POSITION2D(0, 200));
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efl_gfx_entity_size_set(vg3, EINA_SIZE2D(200, 200));
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efl_gfx_entity_visible_set(vg3, EINA_TRUE);
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//4
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Eo* vg4 = gvg[3] = efl_add(EFL_CANVAS_VG_OBJECT_CLASS, evas);
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snprintf(buf, sizeof(buf), "%s/emoji_wink.json", PACKAGE_EXAMPLES_DIR EVAS_VG_FOLDER);
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efl_file_simple_load(vg4, buf, NULL);
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efl_gfx_entity_position_set(vg4, EINA_POSITION2D(200, 0));
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efl_gfx_entity_size_set(vg4, EINA_SIZE2D(200, 200));
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efl_gfx_entity_visible_set(vg4, EINA_TRUE);
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//5
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Eo* vg5 = gvg[4] = efl_add(EFL_CANVAS_VG_OBJECT_CLASS, evas);
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snprintf(buf, sizeof(buf), "%s/image_embedded.json", PACKAGE_EXAMPLES_DIR EVAS_VG_FOLDER);
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efl_file_simple_load(vg5, buf, NULL);
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efl_gfx_entity_position_set(vg5, EINA_POSITION2D(0, 400));
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efl_gfx_entity_size_set(vg5, EINA_SIZE2D(200, 200));
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efl_gfx_entity_visible_set(vg5, EINA_TRUE);
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//Play custom animation
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Eo *anim = efl_add(EFL_CANVAS_ANIMATION_CLASS, evas);
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efl_animation_duration_set(anim, efl_gfx_frame_controller_frame_duration_get(vg, 0, 0));
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efl_event_callback_add(vg, EFL_CANVAS_OBJECT_ANIMATION_EVENT_ANIMATION_PROGRESS_UPDATED, _running_cb, NULL);
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efl_canvas_object_animation_start(vg, anim, 1.0, 0.0);
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ecore_main_loop_begin();
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ecore_evas_shutdown();
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return 0;
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panic:
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fprintf(stderr, "error: Requires at least one Evas engine built and linked"
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" to ecore-evas for this example to run properly.\n");
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return -2;
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}
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