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transformtool: Add temporary new handles

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put perspective handles on the outside instead (if you invert the frame,
they'll switch place with the scale handles, oh well)
This commit is contained in:
Mikael Magnusson
2012-06-14 02:48:44 +02:00
parent 9e330e432b
commit a8a8450b6e
5 changed files with 234 additions and 117 deletions
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4
app/display/display-enums.c
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@ -89,6 +89,8 @@ gimp_handle_type_get_type (void)
{ GIMP_HANDLE_FILLED_SQUARE, "GIMP_HANDLE_FILLED_SQUARE", "filled-square" },
{ GIMP_HANDLE_CIRCLE, "GIMP_HANDLE_CIRCLE", "circle" },
{ GIMP_HANDLE_FILLED_CIRCLE, "GIMP_HANDLE_FILLED_CIRCLE", "filled-circle" },
{ GIMP_HANDLE_DIAMOND, "GIMP_HANDLE_DIAMOND", "diamond" },
{ GIMP_HANDLE_FILLED_DIAMOND, "GIMP_HANDLE_FILLED_DIAMOND", "filled-diamond" },
{ GIMP_HANDLE_CROSS, "GIMP_HANDLE_CROSS", "cross" },
{ 0, NULL, NULL }
};
@ -99,6 +101,8 @@ gimp_handle_type_get_type (void)
{ GIMP_HANDLE_FILLED_SQUARE, "GIMP_HANDLE_FILLED_SQUARE", NULL },
{ GIMP_HANDLE_CIRCLE, "GIMP_HANDLE_CIRCLE", NULL },
{ GIMP_HANDLE_FILLED_CIRCLE, "GIMP_HANDLE_FILLED_CIRCLE", NULL },
{ GIMP_HANDLE_DIAMOND, "GIMP_HANDLE_DIAMOND", NULL },
{ GIMP_HANDLE_FILLED_DIAMOND, "GIMP_HANDLE_FILLED_DIAMOND", NULL },
{ GIMP_HANDLE_CROSS, "GIMP_HANDLE_CROSS", NULL },
{ 0, NULL, NULL }
};

2
app/display/display-enums.h
View File

@ -58,6 +58,8 @@ typedef enum
GIMP_HANDLE_FILLED_SQUARE,
GIMP_HANDLE_CIRCLE,
GIMP_HANDLE_FILLED_CIRCLE,
GIMP_HANDLE_DIAMOND,
GIMP_HANDLE_FILLED_DIAMOND,
GIMP_HANDLE_CROSS
} GimpHandleType;

31
app/display/gimpcanvashandle.c
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@ -277,6 +277,8 @@ gimp_canvas_handle_transform (GimpCanvasItem *item,
case GIMP_HANDLE_CIRCLE:
case GIMP_HANDLE_FILLED_CIRCLE:
case GIMP_HANDLE_CROSS:
case GIMP_HANDLE_DIAMOND:
case GIMP_HANDLE_FILLED_DIAMOND:
gimp_canvas_item_shift_to_center (private->anchor,
*x, *y,
private->width,
@ -344,6 +346,20 @@ gimp_canvas_handle_draw (GimpCanvasItem *item,
_gimp_canvas_item_stroke (item, cr);
break;
case GIMP_HANDLE_DIAMOND:
case GIMP_HANDLE_FILLED_DIAMOND:
cairo_move_to (cr, x, y - (gdouble) private->height / 2.0);
cairo_line_to (cr, x + (gdouble) private->width / 2.0, y);
cairo_line_to (cr, x, y + (gdouble) private->height / 2.0);
cairo_line_to (cr, x - (gdouble) private->width / 2.0, y);
cairo_line_to (cr, x, y - (gdouble) private->height / 2.0);
if (private->type == GIMP_HANDLE_DIAMOND)
_gimp_canvas_item_stroke (item, cr);
else
_gimp_canvas_item_fill (item, cr);
break;
default:
break;
}
@ -372,10 +388,12 @@ gimp_canvas_handle_get_extents (GimpCanvasItem *item,
case GIMP_HANDLE_CIRCLE:
case GIMP_HANDLE_FILLED_CIRCLE:
case GIMP_HANDLE_CROSS:
rectangle.x = x - private->width / 2 - 1.5;
rectangle.y = y - private->height / 2 - 1.5;
rectangle.width = private->width + 3.0;
rectangle.height = private->height + 3.0;
case GIMP_HANDLE_DIAMOND:
case GIMP_HANDLE_FILLED_DIAMOND:
rectangle.x = x - private->width / 2 - 2.0;
rectangle.y = y - private->height / 2 - 2.0;
rectangle.width = private->width + 4.0;
rectangle.height = private->height + 4.0;
break;
default:
@ -422,6 +440,11 @@ gimp_canvas_handle_hit (GimpCanvasItem *item,
return ((SQR (handle_tx - tx) + SQR (handle_ty - ty)) < SQR (width));
}
case GIMP_HANDLE_DIAMOND:
case GIMP_HANDLE_FILLED_DIAMOND:
return ((ABS (handle_tx - tx) + ABS (handle_ty - ty)) < ABS (private->width));
break;
default:
break;
}

24
app/tools/gimptransformtool.h
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@ -22,8 +22,6 @@
#include "gimpdrawtool.h"
#define TRANS_INFO_SIZE 10
typedef enum
{
TRANSFORM_CREATING,
@ -37,9 +35,25 @@ typedef enum
TRANSFORM_HANDLE_E, /* east */
TRANSFORM_HANDLE_W, /* west */
TRANSFORM_HANDLE_PIVOT, /* pivot for rotation and scaling */
TRANSFORM_HANDLE_CENTER /* for moving */
TRANSFORM_HANDLE_CENTER, /* for moving */
/* extra handles for unified tool */
TRANSFORM_HANDLE_NW_P, /* perspective handles */
TRANSFORM_HANDLE_NE_P,
TRANSFORM_HANDLE_SW_P,
TRANSFORM_HANDLE_SE_P,
TRANSFORM_HANDLE_N_S, /* shearing handles */
TRANSFORM_HANDLE_S_S,
TRANSFORM_HANDLE_E_S,
TRANSFORM_HANDLE_W_S,
TRANSFORM_HANDLE_ROTATION, /* rotation handle */
TRANSFORM_HANDLE_NUM /* keep this last so *handles[] is the right size */
} TransformAction;
/* This is not the number of items in the enum above, but the max size of the
* enums at the top of each transformation tool, stored in trans_info and related */
#define TRANS_INFO_SIZE 10
typedef gdouble TransInfo[TRANS_INFO_SIZE];
@ -74,7 +88,7 @@ struct _GimpTransformTool
gint x1, y1; /* upper left hand coordinate */
gint x2, y2; /* lower right hand coords */
gdouble cx, cy; /* center point (for moving) */
gdouble px, py; /* pivot point (for rotation) */
gdouble px, py; /* pivot point (for rotation/scaling)*/
gdouble aspect; /* original aspect ratio */
gdouble tx1, ty1; /* transformed handle coords */
@ -102,7 +116,7 @@ struct _GimpTransformTool
gboolean use_mid_handles; /* use handles at midpoints of edges */
gboolean use_pivot; /* use pivot point */
GimpCanvasItem *handles[TRANSFORM_HANDLE_CENTER + 1];
GimpCanvasItem *handles[TRANSFORM_HANDLE_NUM];
const gchar *progress_text;

128
app/tools/gimpunifiedtransformtool.c
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@ -95,7 +95,7 @@ gimp_unified_transform_tool_register (GimpToolRegisterCallback callback,
_("Unified Transform"),
_("Unified Transform Tool: "
"Transform the layer, selection or path"),
N_("_Unified Transform"), "<shift>U",
N_("_Unified Transform"), "<shift>L",
NULL, GIMP_HELP_TOOL_UNIFIED_TRANSFORM,
GIMP_STOCK_TOOL_UNIFIED_TRANSFORM,
data);
@ -179,9 +179,10 @@ gimp_unified_transform_tool_draw (GimpDrawTool *draw_tool)
GimpTransformTool *tr_tool = GIMP_TRANSFORM_TOOL (draw_tool);
GimpTransformOptions *options = GIMP_TRANSFORM_TOOL_GET_OPTIONS (tool);
GimpImage *image = gimp_display_get_image (tool->display);
gint handle_w;
gint handle_h;
gint i;
GimpCanvasGroup *stroke_group;
gint handle_w, handle_h;
gint i, d;
gdouble x, y;
for (i = 0; i < G_N_ELEMENTS (tr_tool->handles); i++)
tr_tool->handles[i] = NULL;
@ -214,41 +215,65 @@ gimp_unified_transform_tool_draw (GimpDrawTool *draw_tool)
gimp_transform_tool_handles_recalc (tr_tool, tool->display,
&handle_w, &handle_h);
if (tr_tool->use_handles)
{
/* draw the tool handles */
/* draw the scale handles */
tr_tool->handles[TRANSFORM_HANDLE_NW] =
gimp_draw_tool_add_handle (draw_tool,
GIMP_HANDLE_SQUARE,
tr_tool->tx1, tr_tool->ty1,
handle_w, handle_h,
GIMP_HANDLE_ANCHOR_CENTER);
GIMP_HANDLE_ANCHOR_NORTH_WEST);
tr_tool->handles[TRANSFORM_HANDLE_NE] =
gimp_draw_tool_add_handle (draw_tool,
GIMP_HANDLE_SQUARE,
tr_tool->tx2, tr_tool->ty2,
handle_w, handle_h,
GIMP_HANDLE_ANCHOR_CENTER);
GIMP_HANDLE_ANCHOR_NORTH_EAST);
tr_tool->handles[TRANSFORM_HANDLE_SW] =
gimp_draw_tool_add_handle (draw_tool,
GIMP_HANDLE_SQUARE,
tr_tool->tx3, tr_tool->ty3,
handle_w, handle_h,
GIMP_HANDLE_ANCHOR_CENTER);
GIMP_HANDLE_ANCHOR_SOUTH_WEST);
tr_tool->handles[TRANSFORM_HANDLE_SE] =
gimp_draw_tool_add_handle (draw_tool,
GIMP_HANDLE_SQUARE,
tr_tool->tx4, tr_tool->ty4,
handle_w, handle_h,
GIMP_HANDLE_ANCHOR_CENTER);
GIMP_HANDLE_ANCHOR_SOUTH_EAST);
if (tr_tool->use_mid_handles)
{
gdouble x, y;
/* draw the perspective handles */
tr_tool->handles[TRANSFORM_HANDLE_NW_P] =
gimp_draw_tool_add_handle (draw_tool,
GIMP_HANDLE_SQUARE,
tr_tool->tx1, tr_tool->ty1,
handle_w/4*3, handle_h/4*3,
GIMP_HANDLE_ANCHOR_SOUTH_EAST);
tr_tool->handles[TRANSFORM_HANDLE_NE_P] =
gimp_draw_tool_add_handle (draw_tool,
GIMP_HANDLE_SQUARE,
tr_tool->tx2, tr_tool->ty2,
handle_w/4*3, handle_h/4*3,
GIMP_HANDLE_ANCHOR_SOUTH_WEST);
tr_tool->handles[TRANSFORM_HANDLE_SW_P] =
gimp_draw_tool_add_handle (draw_tool,
GIMP_HANDLE_SQUARE,
tr_tool->tx3, tr_tool->ty3,
handle_w/4*3, handle_h/4*3,
GIMP_HANDLE_ANCHOR_NORTH_EAST);
tr_tool->handles[TRANSFORM_HANDLE_SE_P] =
gimp_draw_tool_add_handle (draw_tool,
GIMP_HANDLE_SQUARE,
tr_tool->tx4, tr_tool->ty4,
handle_w/4*3, handle_h/4*3,
GIMP_HANDLE_ANCHOR_NORTH_WEST);
/* draw the side handles */
x = (tr_tool->tx1 + tr_tool->tx2) / 2.0;
y = (tr_tool->ty1 + tr_tool->ty2) / 2.0;
@ -288,13 +313,63 @@ gimp_unified_transform_tool_draw (GimpDrawTool *draw_tool)
x, y,
handle_w, handle_h,
GIMP_HANDLE_ANCHOR_CENTER);
}
}
if (tr_tool->use_pivot)
{
GimpCanvasGroup *stroke_group;
gint d = MIN (handle_w, handle_h) * 2; /* so you can grab it from under the center handle */
/* draw the shear handles */
x = (tr_tool->tx1 * 2 + tr_tool->tx2 * 3) / 5;
y = (tr_tool->ty1 * 2 + tr_tool->ty2 * 3) / 5;
tr_tool->handles[TRANSFORM_HANDLE_N_S] =
gimp_draw_tool_add_handle (draw_tool,
GIMP_HANDLE_FILLED_DIAMOND,
x, y,
handle_w, handle_h,
GIMP_HANDLE_ANCHOR_CENTER);
x = (tr_tool->tx2 * 2 + tr_tool->tx4 * 3) / 5;
y = (tr_tool->ty2 * 2 + tr_tool->ty4 * 3) / 5;
tr_tool->handles[TRANSFORM_HANDLE_E_S] =
gimp_draw_tool_add_handle (draw_tool,
GIMP_HANDLE_FILLED_DIAMOND,
x, y,
handle_w, handle_h,
GIMP_HANDLE_ANCHOR_CENTER);
x = (tr_tool->tx3 * 3 + tr_tool->tx4 * 2) / 5;
y = (tr_tool->ty3 * 3 + tr_tool->ty4 * 2) / 5;
tr_tool->handles[TRANSFORM_HANDLE_S_S] =
gimp_draw_tool_add_handle (draw_tool,
GIMP_HANDLE_FILLED_DIAMOND,
x, y,
handle_w, handle_h,
GIMP_HANDLE_ANCHOR_CENTER);
x = (tr_tool->tx3 * 3 + tr_tool->tx1 * 2) / 5;
y = (tr_tool->ty3 * 3 + tr_tool->ty1 * 2) / 5;
tr_tool->handles[TRANSFORM_HANDLE_W_S] =
gimp_draw_tool_add_handle (draw_tool,
GIMP_HANDLE_FILLED_DIAMOND,
x, y,
handle_w, handle_h,
GIMP_HANDLE_ANCHOR_CENTER);
/* draw the rotation handle */
x = (tr_tool->tx1 * 3 + tr_tool->tx2 * 2) / 5;
y = (tr_tool->ty1 * 3 + tr_tool->ty2 * 2) / 5;
tr_tool->handles[TRANSFORM_HANDLE_ROTATION] =
gimp_draw_tool_add_handle (draw_tool,
GIMP_HANDLE_FILLED_CIRCLE,
x, y,
handle_w, handle_h,
GIMP_HANDLE_ANCHOR_CENTER);
/* draw the rotation center axis handle */
d = MIN (handle_w, handle_h) * 2; /* so you can grab it from under the center handle */
stroke_group = gimp_draw_tool_add_stroke_group (draw_tool);
@ -314,13 +389,9 @@ gimp_unified_transform_tool_draw (GimpDrawTool *draw_tool)
GIMP_HANDLE_ANCHOR_CENTER);
gimp_draw_tool_pop_group (draw_tool);
}
/* draw the center */
if (tr_tool->use_center)
{
GimpCanvasGroup *stroke_group;
gint d = MIN (handle_w, handle_h);
/* draw the move handle */
d = MIN (handle_w, handle_h);
stroke_group = gimp_draw_tool_add_stroke_group (draw_tool);
@ -340,7 +411,6 @@ gimp_unified_transform_tool_draw (GimpDrawTool *draw_tool)
GIMP_HANDLE_ANCHOR_CENTER);
gimp_draw_tool_pop_group (draw_tool);
}
if (tr_tool->handles[tr_tool->function])
{
@ -348,6 +418,7 @@ gimp_unified_transform_tool_draw (GimpDrawTool *draw_tool)
TRUE);
}
/* the rest of the function is the same as in the parent class */
if (options->type == GIMP_TRANSFORM_TYPE_SELECTION)
{
GimpMatrix3 matrix = tr_tool->transform;
@ -698,6 +769,9 @@ gimp_unified_transform_tool_motion (GimpTransformTool *transform_tool)
return;
}
case TRANSFORM_HANDLE_CENTER:
if (options->constrain) {
diff_y = diff_x;
}
*x[0] += diff_x;
*y[0] += diff_y;
*x[1] += diff_x;