2014-03-18 14:53:02 -07:00
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#include <Elementary.h>
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#include <stdio.h>
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2014-04-20 09:45:21 -07:00
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#include <assert.h>
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2014-05-01 15:08:58 -07:00
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#include "miniview.h"
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2014-03-18 14:53:02 -07:00
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#include "col.h"
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#include "termpty.h"
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#include "termio.h"
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2014-03-26 12:37:35 -07:00
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#include "main.h"
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/* specific log domain to help debug only miniview */
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int _miniview_log_dom = -1;
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#undef CRITICAL
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#undef ERR
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#undef WRN
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#undef INF
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#undef DBG
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#define CRIT(...) EINA_LOG_DOM_CRIT(_miniview_log_dom, __VA_ARGS__)
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#define ERR(...) EINA_LOG_DOM_ERR(_miniview_log_dom, __VA_ARGS__)
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#define WRN(...) EINA_LOG_DOM_WARN(_miniview_log_dom, __VA_ARGS__)
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#define INF(...) EINA_LOG_DOM_INFO(_miniview_log_dom, __VA_ARGS__)
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#define DBG(...) EINA_LOG_DOM_DBG(_miniview_log_dom, __VA_ARGS__)
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void
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miniview_init(void)
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{
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if (_miniview_log_dom >= 0) return;
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_miniview_log_dom = eina_log_domain_register("miniview", NULL);
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if (_miniview_log_dom < 0)
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EINA_LOG_CRIT("could not create log domain 'miniview'.");
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}
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void
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miniview_shutdown(void)
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{
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if (_miniview_log_dom < 0) return;
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eina_log_domain_unregister(_miniview_log_dom);
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_miniview_log_dom = -1;
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}
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2014-03-18 14:53:02 -07:00
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typedef struct _Miniview Miniview;
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struct _Miniview
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{
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Evas_Object *self;
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2014-04-27 12:34:27 -07:00
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Evas_Object *img;
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2014-03-18 14:53:02 -07:00
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Evas_Object *termio;
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2014-04-26 14:42:17 -07:00
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2014-05-03 13:16:27 -07:00
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int img_hist; /* history rendered is between img_hist (<0) and
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img_hist + img_h */
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unsigned img_h;
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unsigned rows;
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unsigned cols;
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2014-05-01 15:08:58 -07:00
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2014-05-04 08:03:05 -07:00
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Ecore_Timer *deferred_renderer;
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2014-05-04 11:18:23 -07:00
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unsigned int is_shown : 1;
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unsigned int to_render : 1;
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2014-03-18 14:53:02 -07:00
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};
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static Evas_Smart *_smart = NULL;
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2014-05-08 13:23:30 -07:00
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static void
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_draw_cell(const Termpty *ty, unsigned int *pixel, const Termcell *cell)
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{
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int fg, bg, fgext, bgext;
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int inv = ty->state.reverse;
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2014-04-27 14:48:54 -07:00
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2014-05-08 13:23:30 -07:00
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if (cell->codepoint == 0 ||
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cell->att.newline ||
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cell->att.invisible)
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{
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*pixel = 0;
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return;
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}
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// colors
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fg = cell->att.fg;
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bg = cell->att.bg;
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fgext = cell->att.fg256;
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bgext = cell->att.bg256;
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if ((fg == COL_DEF) && (cell->att.inverse ^ inv))
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fg = COL_INVERSEBG;
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if (bg == COL_DEF)
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{
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if (cell->att.inverse ^ inv)
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bg = COL_INVERSE;
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else if (!bgext)
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bg = COL_INVIS;
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}
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if ((cell->att.fgintense) && (!fgext))
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fg += 48;
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if ((cell->att.bgintense) && (!bgext))
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bg += 48;
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if (cell->att.inverse ^ inv)
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{
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int t;
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t = fgext; fgext = bgext; bgext = t;
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t = fg; fg = bg; bg = t;
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}
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if ((cell->att.bold) && (!fgext))
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fg += 12;
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if ((cell->att.faint) && (!fgext))
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fg += 24;
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if (bgext)
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*pixel = color_get(bg + 256);
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else if (bg && (bg % 12) != COL_INVIS)
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*pixel = color_get(bg);
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else if (!isspace(cell->codepoint))
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{
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if (fgext)
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*pixel = color_get(fg + 256);
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else
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*pixel = color_get(fg);
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}
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else
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*pixel = 0;
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}
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2014-04-27 14:48:54 -07:00
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static void
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2014-05-08 13:23:30 -07:00
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_draw_line(const Termpty *ty, unsigned int *pixels,
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const Termcell *cells, int length)
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2014-04-27 14:48:54 -07:00
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{
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int x;
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for (x = 0 ; x < length; x++)
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{
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2014-05-08 13:23:30 -07:00
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_draw_cell(ty, pixels + x, cells + x);
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2014-04-27 14:48:54 -07:00
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}
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}
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2014-04-26 14:42:17 -07:00
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static void
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_smart_cb_mouse_wheel(void *data, Evas *e EINA_UNUSED,
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Evas_Object *obj EINA_UNUSED, void *event)
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{
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Evas_Event_Mouse_Wheel *ev = event;
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Miniview *mv = evas_object_smart_data_get(data);
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EINA_SAFETY_ON_NULL_RETURN(mv);
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/* do not handle horizontal scrolling */
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if (ev->direction) return;
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DBG("ev->z:%d", ev->z);
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2014-05-03 13:16:27 -07:00
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mv->img_hist += ev->z * 10;
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2014-05-04 08:03:05 -07:00
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mv->to_render = 1;
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2014-04-27 14:48:54 -07:00
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}
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2014-05-04 08:15:39 -07:00
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static void
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_smart_cb_mouse_down(void *data, Evas *e EINA_UNUSED,
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Evas_Object *obj EINA_UNUSED, void *event)
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{
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Evas_Event_Mouse_Down *ev = event;
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Miniview *mv= evas_object_smart_data_get(data);
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int pos;
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Evas_Coord oy;
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EINA_SAFETY_ON_NULL_RETURN(mv);
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evas_object_geometry_get(mv->img, NULL, &oy, NULL, NULL);
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pos = oy - ev->canvas.y;
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pos -= mv->img_hist;
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if (pos < 0)
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pos = 0;
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else
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pos += mv->rows / 2;
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termio_scroll_set(mv->termio, pos);
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}
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2014-03-18 14:53:02 -07:00
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static void
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_smart_add(Evas_Object *obj)
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{
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Miniview *mv;
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Evas_Object *o;
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2014-03-30 11:38:49 -07:00
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Evas *canvas = evas_object_evas_get(obj);
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DBG("%p", obj);
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2014-03-18 14:53:02 -07:00
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mv = calloc(1, sizeof(Miniview));
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EINA_SAFETY_ON_NULL_RETURN(mv);
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evas_object_smart_data_set(obj, mv);
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2014-03-30 11:38:49 -07:00
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mv->self = obj;
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2014-03-18 14:53:02 -07:00
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/* miniview output widget */
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2014-03-30 11:38:49 -07:00
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o = evas_object_image_add(canvas);
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2014-03-18 14:53:02 -07:00
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evas_object_image_alpha_set(o, EINA_TRUE);
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2014-03-30 11:38:49 -07:00
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2014-05-04 11:18:23 -07:00
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//evas_object_smart_member_add(o, obj);
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2014-04-27 12:34:27 -07:00
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mv->img = o;
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2014-05-04 11:18:23 -07:00
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mv->is_shown = 0;
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mv->to_render = 0;
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mv->img_h = 0;
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mv->rows = 0;
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mv->cols = 0;
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2014-04-26 14:42:17 -07:00
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evas_object_event_callback_add(o, EVAS_CALLBACK_MOUSE_WHEEL,
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_smart_cb_mouse_wheel, obj);
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2014-05-04 08:15:39 -07:00
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evas_object_event_callback_add(o, EVAS_CALLBACK_MOUSE_DOWN,
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_smart_cb_mouse_down, obj);
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2014-03-18 14:53:02 -07:00
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}
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static void
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2014-03-30 11:38:49 -07:00
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_smart_del(Evas_Object *obj)
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2014-03-18 14:53:02 -07:00
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{
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Miniview *mv = evas_object_smart_data_get(obj);
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2014-03-30 11:38:49 -07:00
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if (!mv) return;
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2014-05-04 11:18:23 -07:00
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DBG("del obj:%p mv:%p", obj, mv);
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2014-05-04 08:03:05 -07:00
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ecore_timer_del(mv->deferred_renderer);
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2014-05-04 11:18:23 -07:00
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//evas_object_smart_member_del(mv->img);
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2014-05-04 08:03:05 -07:00
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evas_object_del(mv->img);
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free(mv);
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2014-03-18 14:53:02 -07:00
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}
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static void
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2014-03-30 11:38:49 -07:00
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_smart_move(Evas_Object *obj, Evas_Coord x EINA_UNUSED, Evas_Coord y EINA_UNUSED)
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2014-03-18 14:53:02 -07:00
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{
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Miniview *mv = evas_object_smart_data_get(obj);
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2014-03-30 11:38:49 -07:00
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if (!mv) return;
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DBG("%p x:%d y:%d", obj, x, y);
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2014-05-04 11:18:23 -07:00
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evas_object_move(mv->img, x + mv->img_h - mv->cols, y);
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mv->to_render = 1;
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2014-03-18 14:53:02 -07:00
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}
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2014-04-20 09:45:21 -07:00
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static void
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_smart_show(Evas_Object *obj)
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{
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Miniview *mv = evas_object_smart_data_get(obj);
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2014-05-04 11:18:23 -07:00
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DBG("mv:%p is_shown:%d", mv, mv != NULL ? mv->is_shown : -1);
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2014-04-20 09:45:21 -07:00
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if (!mv) return;
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2014-05-04 11:18:23 -07:00
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Evas_Coord ox, oy, ow, oh;
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evas_object_geometry_get(mv->img, &ox, &oy, &ow, &oh);
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DBG("ox:%d oy:%d ow:%d oh:%d", ox, oy, ow, oh);
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2014-05-01 15:08:58 -07:00
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if (!mv->is_shown)
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{
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2014-05-04 11:18:23 -07:00
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Evas_Coord /*ox, oy, ow, oh,*/ font_w, font_h;
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2014-05-03 13:16:27 -07:00
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2014-05-01 15:08:58 -07:00
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mv->is_shown = 1;
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2014-05-03 13:16:27 -07:00
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mv->img_hist = 0;
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evas_object_geometry_get(mv->termio, &ox, &oy, &ow, &oh);
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if (ow == 0 || oh == 0) return;
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evas_object_size_hint_min_get(mv->termio, &font_w, &font_h);
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if (font_w <= 0 || font_h <= 0) return;
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mv->img_h = oh;
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mv->rows = oh / font_h;
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mv->cols = ow / font_w;
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if (mv->rows == 0 || mv->cols == 0) return;
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evas_object_resize(mv->img, mv->cols, mv->img_h);
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evas_object_image_size_set(mv->img, mv->cols, mv->img_h);
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evas_object_image_fill_set(mv->img, 0, 0, mv->cols, mv->img_h);
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2014-05-04 11:18:23 -07:00
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DBG("ox:%d ow:%d cols:%d oy:%d", ox, ow, mv->cols, oy);
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2014-05-03 13:16:27 -07:00
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evas_object_move(mv->img, ox + ow - mv->cols, oy);
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2014-05-04 08:03:05 -07:00
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mv->to_render = 1;
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2014-05-01 15:08:58 -07:00
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evas_object_show(mv->img);
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}
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2014-04-20 09:45:21 -07:00
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}
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static void
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_smart_hide(Evas_Object *obj)
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{
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Miniview *mv = evas_object_smart_data_get(obj);
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if (!mv) return;
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2014-05-01 15:08:58 -07:00
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if (mv->is_shown)
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{
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mv->is_shown = 0;
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evas_object_hide(mv->img);
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}
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2014-04-20 09:45:21 -07:00
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}
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2014-05-01 15:08:58 -07:00
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void
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2014-05-03 13:16:27 -07:00
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miniview_redraw(Evas_Object *obj)
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2014-03-18 14:53:02 -07:00
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{
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2014-05-01 15:08:58 -07:00
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Miniview *mv;
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2014-05-04 08:03:05 -07:00
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if (!obj) return;
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mv = evas_object_smart_data_get(obj);
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if (!mv || !mv->is_shown) return;
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mv->to_render = 1;
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}
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static Eina_Bool
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_deferred_renderer(void *data)
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{
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Miniview *mv = data;
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2014-05-01 15:08:58 -07:00
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Evas_Coord ox, oy, ow, oh;
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2014-05-03 13:16:27 -07:00
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int history_len, wret;
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unsigned int *pixels, y;
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2014-04-26 14:42:17 -07:00
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Termcell *cells;
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2014-05-04 11:18:23 -07:00
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Termpty *ty;
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2014-04-26 14:42:17 -07:00
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2014-05-04 11:18:23 -07:00
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if (!mv || !mv->is_shown || !mv->to_render || mv->img_h == 0)
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return EINA_TRUE;
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2014-03-18 14:53:02 -07:00
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2014-05-04 11:18:23 -07:00
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ty = termio_pty_get(mv->termio);
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2014-03-30 11:38:49 -07:00
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evas_object_geometry_get(mv->termio, &ox, &oy, &ow, &oh);
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2014-05-04 08:03:05 -07:00
|
|
|
if (ow == 0 || oh == 0) return EINA_TRUE;
|
2014-03-18 14:53:02 -07:00
|
|
|
|
2014-05-04 11:18:23 -07:00
|
|
|
history_len = ty->backscroll_num;
|
2014-03-18 14:53:02 -07:00
|
|
|
|
2014-05-04 11:18:23 -07:00
|
|
|
evas_object_image_size_get(mv->img, &ow, &oh);
|
|
|
|
if (ow != (Evas_Coord)mv->cols || oh != (Evas_Coord)mv->img_h)
|
|
|
|
return EINA_TRUE;
|
|
|
|
|
|
|
|
|
2014-04-27 12:34:27 -07:00
|
|
|
pixels = evas_object_image_data_get(mv->img, EINA_TRUE);
|
2014-05-04 11:18:23 -07:00
|
|
|
memset(pixels, 0, sizeof(*pixels) * ow * oh);
|
|
|
|
mv->img_h = oh;
|
2014-04-26 14:42:17 -07:00
|
|
|
|
2014-05-03 13:16:27 -07:00
|
|
|
DBG("history_len:%d hist:%d img_h:%d rows:%d cols:%d",
|
|
|
|
history_len, mv->img_hist, mv->img_h, mv->rows, mv->cols);
|
|
|
|
/* "current"? */
|
|
|
|
if (mv->img_hist >= - ((int)mv->img_h - (int)mv->rows))
|
|
|
|
mv->img_hist = -((int)mv->img_h - (int)mv->rows);
|
|
|
|
if (mv->img_hist < -history_len)
|
|
|
|
mv->img_hist = -history_len;
|
2014-04-26 14:42:17 -07:00
|
|
|
|
2014-04-27 12:34:27 -07:00
|
|
|
for (y = 0; y < mv->img_h; y++)
|
2014-04-26 14:42:17 -07:00
|
|
|
{
|
2014-05-04 11:18:23 -07:00
|
|
|
cells = termpty_cellrow_get(ty, mv->img_hist + y, &wret);
|
2014-04-26 14:42:17 -07:00
|
|
|
if (cells == NULL)
|
|
|
|
break;
|
|
|
|
|
2014-05-08 13:23:30 -07:00
|
|
|
_draw_line(ty, &pixels[y * mv->cols], cells, wret);
|
2014-04-26 14:42:17 -07:00
|
|
|
}
|
2014-05-03 13:16:27 -07:00
|
|
|
evas_object_image_data_set(mv->img, pixels);
|
2014-05-04 11:18:23 -07:00
|
|
|
evas_object_image_pixels_dirty_set(mv->img, EINA_FALSE);
|
|
|
|
evas_object_image_data_update_add(mv->img, 0, 0, ow, oh);
|
2014-05-04 08:03:05 -07:00
|
|
|
|
|
|
|
mv->to_render = 0;
|
|
|
|
|
|
|
|
return EINA_TRUE;
|
2014-03-18 14:53:02 -07:00
|
|
|
}
|
|
|
|
|
2014-04-15 14:25:12 -07:00
|
|
|
|
2014-03-30 11:38:49 -07:00
|
|
|
static void
|
|
|
|
_smart_resize(Evas_Object *obj, Evas_Coord w, Evas_Coord h)
|
2014-03-18 14:53:02 -07:00
|
|
|
{
|
2014-05-04 11:18:23 -07:00
|
|
|
Evas_Coord font_w, font_h, ox, oy;
|
2014-03-18 14:53:02 -07:00
|
|
|
Miniview *mv = evas_object_smart_data_get(obj);
|
|
|
|
if (!mv) return;
|
|
|
|
|
2014-03-30 11:38:49 -07:00
|
|
|
DBG("smart resize %p w:%d h:%d", obj, w, h);
|
2014-05-04 11:18:23 -07:00
|
|
|
mv->img_h = h;
|
|
|
|
|
|
|
|
evas_object_geometry_get(mv->termio, &ox, &oy, NULL, NULL);
|
|
|
|
evas_object_size_hint_min_get(mv->termio, &font_w, &font_h);
|
|
|
|
if (font_w <= 0 || font_h <= 0) return;
|
|
|
|
|
|
|
|
mv->rows = h / font_h;
|
|
|
|
mv->cols = w / font_w;
|
|
|
|
|
|
|
|
if (mv->rows == 0 || mv->cols == 0) return;
|
|
|
|
|
|
|
|
evas_object_resize(mv->img, mv->cols, mv->img_h);
|
|
|
|
evas_object_image_size_set(mv->img, mv->cols, mv->img_h);
|
|
|
|
|
|
|
|
evas_object_image_fill_set(mv->img, 0, 0, mv->cols, mv->img_h);
|
|
|
|
evas_object_move(mv->img, ox + w - mv->cols, oy);
|
|
|
|
mv->to_render = 1;
|
2014-03-18 14:53:02 -07:00
|
|
|
}
|
|
|
|
|
2014-03-30 11:38:49 -07:00
|
|
|
|
|
|
|
static void
|
|
|
|
_smart_init(void)
|
2014-03-18 14:53:02 -07:00
|
|
|
{
|
2014-03-30 11:38:49 -07:00
|
|
|
static Evas_Smart_Class sc = EVAS_SMART_CLASS_INIT_NULL;
|
2014-03-18 14:53:02 -07:00
|
|
|
|
2014-03-30 11:38:49 -07:00
|
|
|
DBG("smart init");
|
|
|
|
|
|
|
|
sc.name = "miniview";
|
|
|
|
sc.version = EVAS_SMART_CLASS_VERSION;
|
|
|
|
sc.add = _smart_add;
|
|
|
|
sc.del = _smart_del;
|
|
|
|
sc.resize = _smart_resize;
|
|
|
|
sc.move = _smart_move;
|
|
|
|
sc.show = _smart_show;
|
|
|
|
sc.hide = _smart_hide;
|
|
|
|
_smart = evas_smart_class_new(&sc);
|
2014-03-18 14:53:02 -07:00
|
|
|
}
|
|
|
|
|
|
|
|
Evas_Object *
|
2014-03-30 11:38:49 -07:00
|
|
|
miniview_add(Evas_Object *parent, Evas_Object *termio)
|
2014-03-18 14:53:02 -07:00
|
|
|
{
|
|
|
|
Evas *e;
|
2014-03-30 11:38:49 -07:00
|
|
|
Evas_Object *obj;
|
2014-03-18 14:53:02 -07:00
|
|
|
Miniview *mv;
|
|
|
|
|
|
|
|
EINA_SAFETY_ON_NULL_RETURN_VAL(parent, NULL);
|
|
|
|
e = evas_object_evas_get(parent);
|
|
|
|
if (!e) return NULL;
|
|
|
|
|
2014-03-30 11:38:49 -07:00
|
|
|
|
2014-03-18 14:53:02 -07:00
|
|
|
if (!_smart) _smart_init();
|
2014-03-30 11:38:49 -07:00
|
|
|
|
2014-03-18 14:53:02 -07:00
|
|
|
obj = evas_object_smart_add(e, _smart);
|
|
|
|
mv = evas_object_smart_data_get(obj);
|
|
|
|
if (!mv) return obj;
|
2014-05-04 11:18:23 -07:00
|
|
|
DBG("ADD parent:%p mv:%p", parent, mv);
|
2014-03-18 14:53:02 -07:00
|
|
|
|
2014-03-30 11:38:49 -07:00
|
|
|
mv->termio = termio;
|
2014-05-04 08:03:05 -07:00
|
|
|
mv->deferred_renderer = ecore_timer_add(0.1, _deferred_renderer, mv);
|
2014-03-18 14:53:02 -07:00
|
|
|
|
|
|
|
return obj;
|
|
|
|
}
|
|
|
|
|