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implement GimpTool::key_press() and cancel the tool on GDK_Escape. Come 

2004-10-08  Michael Natterer  <mitch@gimp.org>

	* app/tools/gimpmeasuretool.c: implement GimpTool::key_press() and
	cancel the tool on GDK_Escape. Come cleanup.
This commit is contained in:
Michael Natterer 2004-10-08 15:32:30 +00:00 committed by Michael Natterer
parent 57f9d32e56
commit 8a622048f3
2 changed files with 86 additions and 42 deletions
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5
ChangeLog
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@ -1,3 +1,8 @@
2004-10-08 Michael Natterer <mitch@gimp.org>
* app/tools/gimpmeasuretool.c: implement GimpTool::key_press() and
cancel the tool on GDK_Escape. Come cleanup.
2004-10-08 Michael Natterer <mitch@gimp.org>
Made the text options about two toolbox grid columns smaller.

123
app/tools/gimpmeasuretool.c
View File

@ -24,6 +24,7 @@
#include <stdlib.h>
#include <gtk/gtk.h>
#include <gdk/gdkkeysyms.h>
#include "libgimpmath/gimpmath.h"
#include "libgimpwidgets/gimpwidgets.h"
@ -59,37 +60,40 @@
/* local function prototypes */
static void gimp_measure_tool_class_init (GimpMeasureToolClass *klass);
static void gimp_measure_tool_init (GimpMeasureTool *tool);
static void gimp_measure_tool_class_init (GimpMeasureToolClass *klass);
static void gimp_measure_tool_init (GimpMeasureTool *tool);
static void gimp_measure_tool_control (GimpTool *tool,
GimpToolAction action,
GimpDisplay *gdisp);
static void gimp_measure_tool_button_press (GimpTool *tool,
GimpCoords *coords,
guint32 time,
GdkModifierType state,
GimpDisplay *gdisp);
static void gimp_measure_tool_button_release (GimpTool *tool,
GimpCoords *coords,
guint32 time,
GdkModifierType state,
GimpDisplay *gdisp);
static void gimp_measure_tool_motion (GimpTool *tool,
GimpCoords *coords,
guint32 time,
GdkModifierType state,
GimpDisplay *gdisp);
static void gimp_measure_tool_cursor_update (GimpTool *tool,
GimpCoords *coords,
GdkModifierType state,
GimpDisplay *gdisp);
static void gimp_measure_tool_control (GimpTool *tool,
GimpToolAction action,
GimpDisplay *gdisp);
static void gimp_measure_tool_button_press (GimpTool *tool,
GimpCoords *coords,
guint32 time,
GdkModifierType state,
GimpDisplay *gdisp);
static void gimp_measure_tool_button_release (GimpTool *tool,
GimpCoords *coords,
guint32 time,
GdkModifierType state,
GimpDisplay *gdisp);
static void gimp_measure_tool_motion (GimpTool *tool,
GimpCoords *coords,
guint32 time,
GdkModifierType state,
GimpDisplay *gdisp);
static gboolean gimp_measure_tool_key_press (GimpTool *tool,
GdkEventKey *kevent,
GimpDisplay *gdisp);
static void gimp_measure_tool_cursor_update (GimpTool *tool,
GimpCoords *coords,
GdkModifierType state,
GimpDisplay *gdisp);
static void gimp_measure_tool_draw (GimpDrawTool *draw_tool);
static void gimp_measure_tool_draw (GimpDrawTool *draw_tool);
static void gimp_measure_tool_halt (GimpMeasureTool *mtool);
static gdouble measure_tool_get_angle (gint dx,
static gdouble gimp_measure_tool_get_angle (gint dx,
gint dy,
gdouble xres,
gdouble yres);
@ -159,6 +163,7 @@ gimp_measure_tool_class_init (GimpMeasureToolClass *klass)
tool_class->button_press = gimp_measure_tool_button_press;
tool_class->button_release = gimp_measure_tool_button_release;
tool_class->motion = gimp_measure_tool_motion;
tool_class->key_press = gimp_measure_tool_key_press;
tool_class->cursor_update = gimp_measure_tool_cursor_update;
draw_tool_class->draw = gimp_measure_tool_draw;
@ -184,11 +189,7 @@ gimp_measure_tool_control (GimpTool *tool,
break;
case HALT:
if (GIMP_MEASURE_TOOL (tool)->dialog)
gtk_widget_destroy (GIMP_MEASURE_TOOL (tool)->dialog);
gimp_tool_pop_status (tool);
gimp_tool_control_halt (tool->control);
gimp_measure_tool_halt (GIMP_MEASURE_TOOL (tool));
break;
default:
@ -487,6 +488,27 @@ gimp_measure_tool_motion (GimpTool *tool,
gimp_draw_tool_resume (GIMP_DRAW_TOOL (mtool));
}
static gboolean
gimp_measure_tool_key_press (GimpTool *tool,
GdkEventKey *kevent,
GimpDisplay *gdisp)
{
if (gdisp == tool->gdisp)
{
switch (kevent->keyval)
{
case GDK_Escape:
gimp_measure_tool_halt (GIMP_MEASURE_TOOL (tool));
return TRUE;
default:
break;
}
}
return FALSE;
}
static void
gimp_measure_tool_cursor_update (GimpTool *tool,
GimpCoords *coords,
@ -653,11 +675,28 @@ gimp_measure_tool_draw (GimpDrawTool *draw_tool)
}
}
static void
gimp_measure_tool_halt (GimpMeasureTool *mtool)
{
GimpTool *tool = GIMP_TOOL (mtool);
if (mtool->dialog)
gtk_widget_destroy (mtool->dialog);
gimp_tool_pop_status (tool);
if (gimp_draw_tool_is_active (GIMP_DRAW_TOOL (mtool)))
gimp_draw_tool_stop (GIMP_DRAW_TOOL (mtool));
if (gimp_tool_control_is_active (tool->control))
gimp_tool_control_halt (tool->control);
}
static gdouble
measure_tool_get_angle (gint dx,
gint dy,
gdouble xres,
gdouble yres)
gimp_measure_tool_get_angle (gint dx,
gint dy,
gdouble xres,
gdouble yres)
{
gdouble angle;
@ -723,17 +762,17 @@ gimp_measure_tool_dialog_update (GimpMeasureTool *mtool,
if (mtool->num_points != 3)
bx = ax > 0 ? 1 : -1;
theta1 = measure_tool_get_angle (ax, ay, 1.0, 1.0);
theta2 = measure_tool_get_angle (bx, by, 1.0, 1.0);
theta1 = gimp_measure_tool_get_angle (ax, ay, 1.0, 1.0);
theta2 = gimp_measure_tool_get_angle (bx, by, 1.0, 1.0);
pixel_angle = fabs (theta1 - theta2);
if (pixel_angle > 180.0)
pixel_angle = fabs (360.0 - pixel_angle);
theta1 = measure_tool_get_angle (ax, ay,
image->xresolution, image->yresolution);
theta2 = measure_tool_get_angle (bx, by,
image->xresolution, image->yresolution);
theta1 = gimp_measure_tool_get_angle (ax, ay,
image->xresolution, image->yresolution);
theta2 = gimp_measure_tool_get_angle (bx, by,
image->xresolution, image->yresolution);
mtool->angle1 = theta1;
mtool->angle2 = theta2;