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1 | /* This file is part of the Linux Trace Toolkit viewer |
2 | * Copyright (C) 2006 Parisa Heidari |
3 | * |
4 | * This program is free software; you can redistribute it and/or modify |
5 | * it under the terms of the GNU General Public License Version 2 as |
6 | * published by the Free Software Foundation; |
7 | * |
8 | * This program is distributed in the hope that it will be useful, |
9 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
10 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
11 | * GNU General Public License for more details. |
12 | * |
13 | * You should have received a copy of the GNU General Public License |
14 | * along with this program; if not, write to the Free Software |
15 | * Foundation, Inc., 59 Temple Place - Suite 330, Boston, |
16 | * MA 02111-1307, USA. |
17 | */ |
18 | |
19 | #ifdef HAVE_CONFIG_H |
20 | #include <config.h> |
21 | #endif |
22 | |
23 | #include <gtk/gtk.h> |
24 | #include <glib.h> |
25 | #include <string.h> |
26 | #include <stdlib.h> |
27 | #include <math.h> |
28 | |
29 | #include "histobuttonwidget.h" |
30 | #include "histodrawing.h" |
31 | #include "histodrawitem.h" |
32 | #include "stock_zoom_in_24.xpm" |
33 | #include "stock_zoom_out_24.xpm" |
34 | #include "stock_zoom_fit_24.xpm" |
35 | |
36 | #define g_info(format...) g_log (G_LOG_DOMAIN, G_LOG_LEVEL_INFO, format) |
37 | #define g_debug(format...) g_log (G_LOG_DOMAIN, G_LOG_LEVEL_DEBUG, format) |
38 | |
39 | /* Preallocated Size of the index_to_pixmap array */ |
40 | #define ALLOCATE_PROCESSES 1000 |
41 | |
42 | /***************************************************************************** |
43 | * * |
44 | *****************************************************************************/ |
45 | static GtkWidget *xpm_label_box( gchar *xpm_filename, |
46 | gchar *label_text ); |
47 | static gboolean gplus( GtkWidget *widget,gpointer user_data) |
48 | { |
49 | HistoControlFlowData *histo_cfd = (HistoControlFlowData *)user_data; |
50 | //histo_cfd->vertical_ratio =histo_cfd->vertical_ratio * (1.0/2.0); |
51 | if(histo_cfd->max_height>1) |
52 | { |
53 | histo_cfd->max_height /= 2; |
54 | //just redraw.horizontal scale is not changed so Array's data are valid. |
55 | histogram_show(histo_cfd ,0,histo_cfd->number_of_process->len); |
56 | } |
57 | else |
58 | g_warning("Zoom more than 1 event is impossible"); |
59 | |
60 | histo_drawing_update_vertical_ruler(histo_cfd->drawing);//, TimeWindow *time_window); |
61 | return 0; |
62 | } |
63 | |
64 | static gboolean gMinus( GtkWidget *widget, |
65 | gpointer user_data ) |
66 | { |
67 | HistoControlFlowData *histo_cfd = (HistoControlFlowData *)user_data; |
68 | histo_cfd->max_height *= 2; |
69 | |
70 | //just redraw.horizontal scale is not changed so Array's data are valid. |
71 | histogram_show(histo_cfd ,0,histo_cfd->number_of_process->len); |
72 | histo_drawing_update_vertical_ruler(histo_cfd->drawing);//, TimeWindow *time_window); |
73 | return 0; |
74 | } |
75 | |
76 | static gboolean gFit( GtkWidget *widget, |
77 | gpointer user_data ) |
78 | { |
79 | /*find the maximum value and put max_height equal with this maximum*/ |
80 | HistoControlFlowData *histo_cfd = (HistoControlFlowData *)user_data; |
81 | gint i=1,x; |
82 | guint maximum; |
83 | maximum =g_array_index(histo_cfd->number_of_process,guint,i); |
84 | for (i=1; i < histo_cfd->number_of_process-> len ;i++) |
85 | { |
86 | x=g_array_index(histo_cfd->number_of_process,guint,i); |
87 | maximum=MAX(x,maximum); |
88 | } |
89 | if (maximum >0) |
90 | { |
91 | histo_cfd->max_height=maximum; |
92 | histogram_show (histo_cfd,0,histo_cfd->number_of_process->len); |
93 | } |
94 | histo_drawing_update_vertical_ruler(histo_cfd->drawing); |
95 | |
96 | return 0; |
97 | } |
98 | /* Create a new hbox with an image and a label packed into it |
99 | * and return the box. */ |
100 | |
101 | static GtkWidget *xpm_label_box( gchar* xpm_filename, |
102 | gchar *label_text ) |
103 | { |
104 | GtkWidget *box; |
105 | GtkWidget *label; |
106 | GtkWidget *image; |
107 | |
108 | GdkPixbuf *pixbufP; |
109 | //GError **error; |
110 | /* Create box for image and label */ |
111 | box = gtk_hbox_new (FALSE, 0); |
112 | gtk_container_set_border_width (GTK_CONTAINER (box), 1); |
113 | |
114 | /* Now on to the image stuff */ |
115 | |
116 | pixbufP = gdk_pixbuf_new_from_xpm_data((const char*)xpm_filename); |
117 | image = gtk_image_new_from_pixbuf(pixbufP); |
118 | |
119 | /* Create a label for the button */ |
120 | label = gtk_label_new (label_text); |
121 | |
122 | /* Pack the image and label into the box */ |
123 | gtk_box_pack_start (GTK_BOX (box), image, FALSE, FALSE, 1); |
124 | gtk_box_pack_start (GTK_BOX (box), label, FALSE, FALSE, 1); |
125 | |
126 | gtk_widget_show (image); |
127 | gtk_widget_show (label); |
128 | |
129 | return box; |
130 | } |
131 | |
132 | ButtonWidget *histo_buttonwidget_construct(HistoControlFlowData *histocontrol_flow_data) |
133 | { |
134 | GtkWidget *boxPlus, *boxMinus , *boxfit;//containing text and image for each button. |
135 | |
136 | ButtonWidget *buttonwidget = g_new(ButtonWidget,1); |
137 | buttonwidget->histo_control_flow_data = histocontrol_flow_data; |
138 | /* Put + and - on the vbox and assign related functions to each button */ |
139 | buttonwidget-> vbox1 = gtk_vbox_new (FALSE, 0); |
140 | |
141 | // Add 2 buttons on the vbox |
142 | // buttonwidget ->buttonP = gtk_button_new_with_mnemonic ("+"); |
143 | // buttonwidget->buttonM = gtk_button_new_with_mnemonic ("-"); |
144 | // Instead, add 2 button with image and text: |
145 | |
146 | buttonwidget ->buttonP =gtk_button_new (); |
147 | buttonwidget ->buttonM =gtk_button_new (); |
148 | buttonwidget ->buttonFit =gtk_button_new (); |
149 | |
150 | /* This calls our box creating function */ |
151 | boxPlus = xpm_label_box (stock_zoom_in_24, "vertical"); |
152 | boxMinus = xpm_label_box (stock_zoom_out_24, "vertical"); |
153 | boxfit = xpm_label_box (stock_zoom_fit_24, "vertical"); |
154 | |
155 | /* Pack and show all widgets */ |
156 | gtk_widget_show (boxPlus); |
157 | gtk_widget_show (boxMinus); |
158 | gtk_widget_show (boxfit); |
159 | |
160 | gtk_container_add (GTK_CONTAINER (buttonwidget -> buttonP), boxPlus); |
161 | gtk_container_add (GTK_CONTAINER (buttonwidget -> buttonM), boxMinus); |
162 | gtk_container_add (GTK_CONTAINER (buttonwidget -> buttonFit), boxfit); |
163 | |
164 | gtk_box_pack_start (GTK_BOX (buttonwidget->vbox1),buttonwidget->buttonP, TRUE, FALSE, 0); |
165 | gtk_box_pack_start (GTK_BOX (buttonwidget->vbox1),buttonwidget->buttonM, TRUE, FALSE, 0); |
166 | gtk_box_pack_end (GTK_BOX (buttonwidget->vbox1),buttonwidget->buttonFit, TRUE, FALSE, 0); |
167 | |
168 | /* When the button receives the "clicked" signal, it will call the |
169 | * function gplus() passing it NULL as its argument. The gplus() |
170 | * function is defined above . */ |
171 | |
172 | g_signal_connect (G_OBJECT (buttonwidget ->buttonP), "clicked", |
173 | G_CALLBACK (gplus), (gpointer)histocontrol_flow_data); |
174 | g_signal_connect (G_OBJECT ( buttonwidget->buttonM), "clicked", |
175 | G_CALLBACK (gMinus), (gpointer)histocontrol_flow_data); |
176 | g_signal_connect (G_OBJECT ( buttonwidget->buttonFit), "clicked", |
177 | G_CALLBACK (gFit), (gpointer)histocontrol_flow_data); |
178 | |
179 | gtk_widget_show (buttonwidget -> vbox1); |
180 | gtk_widget_show (buttonwidget ->buttonP); |
181 | gtk_widget_show (buttonwidget ->buttonM); |
182 | gtk_widget_show (buttonwidget ->buttonFit); |
183 | |
184 | return buttonwidget; |
185 | } |
186 | |
187 | void histo_buttonwidget_destroy(ButtonWidget *buttonwidget) |
188 | { |
189 | g_debug("buttonwidget_destroy %p", buttonwidget); |
190 | |
191 | g_free(buttonwidget); |
192 | g_debug("buttonwidget_destroy end"); |
193 | } |
194 | |
195 | GtkWidget *histo_buttonwidget_get_widget(ButtonWidget *button_widget) |
196 | { |
197 | return button_widget->vbox1; |
198 | } |
199 | |
200 | |
201 | |
202 | void histo_rectangle_pixmap (GdkGC *gc, |
203 | gboolean filled, gint x, gint y, gint width, gint height, |
204 | histoDrawing_t *value) |
205 | { |
206 | if(height == -1) |
207 | height = value->drawing_area->allocation.height; |
208 | if(width == -1) |
209 | height = value->drawing_area->allocation.width; |
210 | gdk_draw_rectangle (value->pixmap, |
211 | gc, |
212 | filled, |
213 | x, y, |
214 | width, height); |
215 | } |
216 | |
217 | //This could be usefull if a vertical scroll bar is added to viewer: |
218 | void histo_copy_pixmap_region(histoDrawing_t *drawing,GdkDrawable *dest, |
219 | GdkGC *gc, GdkDrawable *src, |
220 | gint xsrc, gint ysrc, |
221 | gint xdest, gint ydest, gint width, gint height) |
222 | { |
223 | |
224 | if(dest == NULL) |
225 | dest = drawing->pixmap; |
226 | if(src == NULL) |
227 | src = drawing->pixmap; |
228 | |
229 | gdk_draw_drawable (dest,gc,src,xsrc, ysrc, |
230 | xdest, ydest,width, height); |
231 | } |
232 | |
233 | void histo_update_pixmap_size(histoDrawing_t *value, |
234 | guint width) |
235 | { |
236 | GdkPixmap *old_pixmap = value->pixmap; |
237 | |
238 | value->pixmap = |
239 | gdk_pixmap_new(old_pixmap, |
240 | width, |
241 | value->height, |
242 | -1); |
243 | |
244 | gdk_pixmap_unref(old_pixmap); |
245 | } |
246 | |