1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
|
/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright The KiCad Developers, see AUTHORS.txt for contributors.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, you may find one here:
* http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
* or you may search the http://www.gnu.org website for the version 2 license,
* or you may write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include <gal/graphics_abstraction_layer.h>
#include <preview_items/two_point_assistant.h>
#include <preview_items/draw_context.h>
#include <preview_items/preview_utils.h>
#include <view/view.h>
using namespace KIGFX::PREVIEW;
TWO_POINT_ASSISTANT::TWO_POINT_ASSISTANT( const TWO_POINT_GEOMETRY_MANAGER& aManager,
const EDA_IU_SCALE& aIuScale, EDA_UNITS aUnits,
GEOM_SHAPE aShape ) :
EDA_ITEM( NOT_USED ),
m_constructMan( aManager ),
m_units( aUnits ),
m_shape( aShape ),
m_iuScale( aIuScale )
{
}
const BOX2I TWO_POINT_ASSISTANT::ViewBBox() const
{
BOX2I tmp;
// no bounding box when no graphic shown
if( m_constructMan.IsReset() )
return tmp;
// this is an edit-time artefact; no reason to try and be smart with the bounding box
// (besides, we can't tell the text extents without a view to know what the scale is)
tmp.SetMaximum();
return tmp;
}
void TWO_POINT_ASSISTANT::ViewDraw( int aLayer, KIGFX::VIEW* aView ) const
{
KIGFX::GAL& gal = *aView->GetGAL();
// not in a position to draw anything
if( m_constructMan.IsReset() )
return;
const VECTOR2I origin = m_constructMan.GetOrigin();
const VECTOR2I end = m_constructMan.GetEnd();
const VECTOR2D radVec = end - origin;
// Ensures that +90° is up and -90° is down in pcbnew
const EDA_ANGLE deltaAngle( VECTOR2I( radVec.x, -radVec.y ) );
if( radVec.x == 0 && radVec.y == 0 )
{
return; // text next to cursor jumps around a lot in this corner case
}
gal.ResetTextAttributes();
wxArrayString cursorStrings;
if( m_shape == GEOM_SHAPE::SEGMENT )
{
cursorStrings.push_back(
DimensionLabel( "l", radVec.EuclideanNorm(), m_iuScale, m_units ) );
cursorStrings.push_back( DimensionLabel( wxString::FromUTF8( "θ" ), deltaAngle.AsDegrees(),
m_iuScale, EDA_UNITS::DEGREES ) );
}
else if( m_shape == GEOM_SHAPE::RECT )
{
cursorStrings.push_back( DimensionLabel( "x", std::abs( radVec.x ), m_iuScale, m_units ) );
cursorStrings.push_back( DimensionLabel( "y", std::abs( radVec.y ), m_iuScale, m_units ) );
}
else if( m_shape == GEOM_SHAPE::CIRCLE )
{
KIGFX::PREVIEW::DRAW_CONTEXT preview_ctx( *aView );
preview_ctx.DrawLine( origin, end, false );
cursorStrings.push_back(
DimensionLabel( "r", radVec.EuclideanNorm(), m_iuScale, m_units ) );
}
// place the text next to cursor, on opposite side from drawing
DrawTextNextToCursor( aView, end, origin - end, cursorStrings, aLayer == LAYER_SELECT_OVERLAY );
}
|
