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show object marker only when found

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test16bit
Steffen Pohle 4 years ago
parent f1e1bd83f7
commit ddc814df7d
1 changed files with 37 additions and 34 deletions
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71
video.cc
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@ -141,45 +141,48 @@ void cb_videoda_draw(GtkWidget *area, cairo_t *cr, int w, int h, gpointer data)
cairo_stroke(cr); cairo_stroke(cr);
} }
else { else {
//
// draw red cross
cairo_set_line_width(cr, 1.0);
color.blue = 0.0;
color.red = 1.0;
color.green = 0.0;
color.alpha = 1.0;
gdk_cairo_set_source_rgba(cr, &color);
x = atoi (gtk_entry_get_text(GTK_ENTRY(e_x))); x = atoi (gtk_entry_get_text(GTK_ENTRY(e_x)));
y = atoi (gtk_entry_get_text(GTK_ENTRY(e_y))); y = atoi (gtk_entry_get_text(GTK_ENTRY(e_y)));
w1 = atoi (gtk_entry_get_text(GTK_ENTRY(e_w))); w1 = atoi (gtk_entry_get_text(GTK_ENTRY(e_w)));
h1 = atoi (gtk_entry_get_text(GTK_ENTRY(e_h))); h1 = atoi (gtk_entry_get_text(GTK_ENTRY(e_h)));
cairo_move_to(cr, S_X(x), S_Y(y)-10); if (x >= (w1/2) && x < (pixbufw-w1/2)
cairo_line_to(cr, S_X(x), S_Y(y)+10); && y >= (h1/2) && y < (pixbufh-h1/2)) {
cairo_move_to(cr, S_X(x)-10, S_Y(y)); //
cairo_line_to(cr, S_X(x)+10, S_Y(y)); // draw red cross
cairo_stroke(cr); cairo_set_line_width(cr, 1.0);
color.blue = 0.0;
// color.red = 1.0;
// green width border color.green = 0.0;
color.blue = 0.0; color.alpha = 1.0;
color.red = 0.0; gdk_cairo_set_source_rgba(cr, &color);
color.green = 1.0;
color.alpha = 1.0; cairo_move_to(cr, S_X(x), S_Y(y)-10);
gdk_cairo_set_source_rgba(cr, &color); cairo_line_to(cr, S_X(x), S_Y(y)+10);
cairo_move_to(cr, S_X(x)-10, S_Y(y));
cairo_move_to(cr, S_X(x-w1/2), S_Y(y-h1/2)+10); cairo_line_to(cr, S_X(x)+10, S_Y(y));
cairo_line_to(cr, S_X(x-w1/2), S_Y(y-h1/2)); cairo_stroke(cr);
cairo_line_to(cr, S_X(x+w1/2), S_Y(y-h1/2));
cairo_line_to(cr, S_X(x+w1/2), S_Y(y-h1/2)+10); //
// green width border
cairo_move_to(cr, S_X(x-w1/2), S_Y(y+h1/2)-10); color.blue = 0.0;
cairo_line_to(cr, S_X(x-w1/2), S_Y(y+h1/2)); color.red = 0.0;
cairo_line_to(cr, S_X(x+w1/2), S_Y(y+h1/2)); color.green = 1.0;
cairo_line_to(cr, S_X(x+w1/2), S_Y(y+h1/2)-10); color.alpha = 1.0;
gdk_cairo_set_source_rgba(cr, &color);
cairo_stroke(cr);
cairo_move_to(cr, S_X(x-w1/2), S_Y(y-h1/2)+10);
cairo_line_to(cr, S_X(x-w1/2), S_Y(y-h1/2));
cairo_line_to(cr, S_X(x+w1/2), S_Y(y-h1/2));
cairo_line_to(cr, S_X(x+w1/2), S_Y(y-h1/2)+10);
cairo_move_to(cr, S_X(x-w1/2), S_Y(y+h1/2)-10);
cairo_line_to(cr, S_X(x-w1/2), S_Y(y+h1/2));
cairo_line_to(cr, S_X(x+w1/2), S_Y(y+h1/2));
cairo_line_to(cr, S_X(x+w1/2), S_Y(y+h1/2)-10);
cairo_stroke(cr);
}
} }
}; };

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