notgne2/tuxpaint-pencil-sharpener
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Showing aspect ratio of shapes when stretching them

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...in the Tux tips area
This commit is contained in:
Bill Kendrick 2022-01-21 01:33:23 -08:00
parent 9f5769855b
commit 16e7cb1f59
3 changed files with 50 additions and 18 deletions
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2
docs/CHANGES.txt
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@ -31,6 +31,8 @@ http://www.tuxpaint.org/
------------------------------
* Added hexagon (6-sided polygon) and heptagon (7-sided) shapes.
* Showing aspect ratio of shapes when stretching them.
* Using floats more, allowing for proper heptagon support, as
well as a non-skewed starting angle for octagons (22.5 degrees).

7
src/tools.h
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@ -19,11 +19,11 @@
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
(See COPYING.txt)
Copyright (c) 2002-2021 by Bill Kendrick
Copyright (c) 2002-2022 by Bill Kendrick
bill@newbreedsoftware.com
http://www.tuxpaint.org/
June 14, 2002 - October 25, 2021
June 14, 2002 - January 21, 2022
$Id$
*/
@ -164,10 +164,11 @@ const char *const tool_tips[NUM_TOOLS] = {
// Instruction while using Line tool (after click, before release)
#define TIP_LINE_START gettext_noop("Let go of the button to complete the line.")
#define TIP_LINE_MOVING gettext_noop("Let go of the button to complete the line. (Your line's angle is %.0f degrees.)")
#define TIP_LINE_MOVING gettext_noop("Let go of the button to complete the line. (Your line’s angle is %.0f degrees.)")
// Instruction while using Shape tool (after first click, before release)
#define TIP_SHAPE_START gettext_noop("Hold the button to stretch the shape.")
#define TIP_SHAPE_STRETCHING_UNLOCKED gettext_noop("Hold the button to stretch the shape. (It has an aspect ratio of \"%.2g:1\".)")
// Instruction while finishing Shape tool (after release, during rotation step before second click)
#define TIP_SHAPE_NEXT gettext_noop("Move the mouse to rotate the shape. Click to draw it.")

59
src/tuxpaint.c
View file

@ -2363,7 +2363,7 @@ static void mainloop(void)
float angle;
char angle_tool_text[256]; // FIXME Consider malloc'ing
char stretch_tool_text[256]; // FIXME Consider malloc'ing
num_things = num_brushes;
thing_scroll = &brush_scroll;
@ -6009,25 +6009,54 @@ static void mainloop(void)
}
}
}
else if (cur_tool == TOOL_SHAPES && shape_tool_mode == SHAPE_TOOL_MODE_ROTATE)
else if (cur_tool == TOOL_SHAPES)
{
int deg;
if (shape_tool_mode == SHAPE_TOOL_MODE_STRETCH && !shape_locked[cur_shape])
{
float aspect;
int w, h;
deg = shape_rotation(shape_start_x, shape_start_y, old_x, old_y);
do_shape(shape_start_x, shape_start_y, shape_current_x, shape_current_y, deg, 0);
w = abs(shape_start_x - new_x);
h = abs(shape_start_y - new_y);
deg = shape_rotation(shape_start_x, shape_start_y, new_x, new_y);
do_shape(shape_start_x, shape_start_y, shape_current_x, shape_current_y, deg, 0);
deg = -deg;
if (deg < 0)
deg += 360;
if (w < 2 || h < 2)
aspect = 0;
else if (w > h)
aspect = (float) w / (float) h;
else
aspect = (float) h / (float) w;
snprintf(angle_tool_text, sizeof(angle_tool_text), gettext(TIP_SHAPE_ROTATING), deg);
draw_tux_text(TUX_BORED, angle_tool_text, 1);
/* FIXME: Do something less intensive! */
SDL_Flip(screen);
if (aspect == 0 || aspect >= 100)
{
draw_tux_text(TUX_BORED, TIP_SHAPE_START, 1);
}
else
{
snprintf(stretch_tool_text, sizeof(stretch_tool_text), gettext(TIP_SHAPE_STRETCHING_UNLOCKED), aspect);
draw_tux_text(TUX_BORED, stretch_tool_text, 1);
}
}
else if (shape_tool_mode == SHAPE_TOOL_MODE_ROTATE)
{
int deg;
deg = shape_rotation(shape_start_x, shape_start_y, old_x, old_y);
do_shape(shape_start_x, shape_start_y, shape_current_x, shape_current_y, deg, 0);
deg = shape_rotation(shape_start_x, shape_start_y, new_x, new_y);
do_shape(shape_start_x, shape_start_y, shape_current_x, shape_current_y, deg, 0);
deg = -deg;
if (deg < 0)
deg += 360;
snprintf(angle_tool_text, sizeof(angle_tool_text), gettext(TIP_SHAPE_ROTATING), deg);
draw_tux_text(TUX_BORED, angle_tool_text, 1);
/* FIXME: Do something less intensive! */
SDL_Flip(screen);
}
}
old_x = new_x;