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processing/app/src/processing/app/ui/EditorFooter.java at master · hayscoding/processing · GitHub
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/* -*- mode: java; c-basic-offset: 2; indent-tabs-mode: nil -*- */
/*
Part of the Processing project - http://processing.org
Copyright (c) 2015-19 The Processing Foundation
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, write to the Free Software Foundation,
Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
package
processing
.
app
.
ui
;
import
java
.
awt
.
CardLayout
;
import
java
.
awt
.
Color
;
import
java
.
awt
.
Component
;
import
java
.
awt
.
Dimension
;
import
java
.
awt
.
Font
;
import
java
.
awt
.
Graphics
;
import
java
.
awt
.
Graphics2D
;
import
java
.
awt
.
Image
;
import
java
.
awt
.
event
.
MouseAdapter
;
import
java
.
awt
.
event
.
MouseEvent
;
import
java
.
awt
.
font
.
FontRenderContext
;
import
java
.
awt
.
geom
.
Ellipse2D
;
import
java
.
util
.
ArrayList
;
import
java
.
util
.
List
;
import
javax
.
swing
.*;
import
processing
.
app
.
Mode
;
import
processing
.
app
.
Sketch
;
import
processing
.
app
.
contrib
.
ContributionManager
;
/**
* Console/error/whatever tabs at the bottom of the editor window.
* This shares a lot of code with EditorHeader and the Manager tabs as well.
*/
public
class
EditorFooter
extends
Box
{
// height of this tab bar
static
final
int
HIGH
=
Toolkit
.
zoom
(
32
);
static
final
int
CURVE_RADIUS
=
Toolkit
.
zoom
(
6
);
static
final
int
TAB_TOP
=
Toolkit
.
zoom
(
2
);
static
final
int
TAB_BOTTOM
=
Toolkit
.
zoom
(
29
);
// amount of extra space between individual tabs
static
final
int
TAB_BETWEEN
=
Toolkit
.
zoom
(
2
);
// amount of margin on the left/right for the text on the tab
static
final
int
MARGIN
=
Toolkit
.
zoom
(
14
);
static
final
int
ICON_WIDTH
=
Toolkit
.
zoom
(
16
);
static
final
int
ICON_HEIGHT
=
Toolkit
.
zoom
(
16
);
static
final
int
ICON_TOP
=
Toolkit
.
zoom
(
7
);
static
final
int
ICON_MARGIN
=
Toolkit
.
zoom
(
7
);
static
final
int
UNSELECTED
=
0
;
static
final
int
SELECTED
=
1
;
Color
[]
textColor
=
new
Color
[
2
];
Color
[]
tabColor
=
new
Color
[
2
];
Color
updateColor
;
int
updateLeft
;
Editor
editor
;
List
<
Tab
>
tabs
=
new
ArrayList
<>();
Font
font
;
int
fontAscent
;
Image
offscreen
;
int
sizeW
,
sizeH
;
int
imageW
,
imageH
;
Image
gradient
;
Color
bgColor
;
JPanel
cardPanel
;
CardLayout
cardLayout
;
Controller
controller
;
int
updateCount
;
public
EditorFooter
(
Editor
eddie
) {
super
(
BoxLayout
.
Y_AXIS
);
this
.
editor
=
eddie
;
updateMode
();
cardLayout
=
new
CardLayout
();
cardPanel
=
new
JPanel
(
cardLayout
);
add
(
cardPanel
);
controller
=
new
Controller
();
add
(
controller
);
}
/** Add a panel with no icon. */
public
void
addPanel
(
Component
comp
,
String
name
) {
addPanel
(
comp
,
name
,
null
);
}
/**
* Add a panel with a name and icon.
* @param comp Component that will be shown when this tab is selected
* @param name Title to appear on the tab itself
* @param icon Prefix of the file name for the icon
*/
public
void
addPanel
(
Component
comp
,
String
name
,
String
icon
) {
tabs
.
add
(
new
Tab
(
comp
,
name
,
icon
));
cardPanel
.
add
(
name
,
comp
);
}
// public void setPanel(int index) {
// cardLayout.show(cardPanel, tabs.get(index).name);
// }
public
void
setPanel
(
Component
comp
) {
for
(
Tab
tab
:
tabs
) {
if
(
tab
.
comp
==
comp
) {
cardLayout
.
show
(
cardPanel
,
tab
.
name
);
repaint
();
}
}
}
public
void
setNotification
(
Component
comp
,
boolean
note
) {
for
(
Tab
tab
:
tabs
) {
if
(
tab
.
comp
==
comp
) {
tab
.
notification
=
note
;
repaint
();
}
}
}
public
void
setUpdateCount
(
int
count
) {
this
.
updateCount
=
count
;
repaint
();
}
public
void
updateMode
() {
Mode
mode
=
editor
.
getMode
();
textColor
[
SELECTED
] =
mode
.
getColor
(
"footer.text.selected.color"
);
textColor
[
UNSELECTED
] =
mode
.
getColor
(
"footer.text.unselected.color"
);
font
=
mode
.
getFont
(
"footer.text.font"
);
tabColor
[
SELECTED
] =
mode
.
getColor
(
"footer.tab.selected.color"
);
tabColor
[
UNSELECTED
] =
mode
.
getColor
(
"footer.tab.unselected.color"
);
updateColor
=
mode
.
getColor
(
"footer.updates.color"
);
gradient
=
mode
.
makeGradient
(
"footer"
,
400
,
HIGH
);
// Set the default background color in case the window size reported
// incorrectly by the OS, or we miss an update event of some kind
// https://github.com/processing/processing/issues/3919
bgColor
=
mode
.
getColor
(
"footer.gradient.bottom"
);
setBackground
(
bgColor
);
}
// . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
class
Controller
extends
JComponent
{
Controller
() {
addMouseListener
(
new
MouseAdapter
() {
public
void
mousePressed
(
MouseEvent
e
) {
int
x
=
e
.
getX
();
for
(
Tab
tab
:
tabs
) {
if
(
tab
.
contains
(
x
)) {
//editor.setFooterPanel(tab.index);
cardLayout
.
show
(
cardPanel
,
tab
.
name
);
repaint
();
}
}
if
(
updateCount
>
0
&&
x
>
updateLeft
) {
ContributionManager
.
openUpdates
();
}
}
});
}
public
void
paintComponent
(
Graphics
screen
) {
if
(
screen
==
null
)
return
;
Sketch
sketch
=
editor
.
getSketch
();
if
(
sketch
==
null
)
return
;
// possible?
Dimension
size
=
getSize
();
if
((
size
.
width
!=
sizeW
) || (
size
.
height
!=
sizeH
)) {
// component has been resized
if
((
size
.
width
>
imageW
) || (
size
.
height
>
imageH
)) {
// nix the image and recreate, it's too small
offscreen
=
null
;
}
else
{
// if the image is larger than necessary, no need to change
sizeW
=
size
.
width
;
sizeH
=
size
.
height
;
}
}
if
(
offscreen
==
null
) {
sizeW
=
size
.
width
;
sizeH
=
size
.
height
;
imageW
=
sizeW
;
imageH
=
sizeH
;
offscreen
=
Toolkit
.
offscreenGraphics
(
this
,
imageW
,
imageH
);
}
Graphics
g
=
offscreen
.
getGraphics
();
g
.
setFont
(
font
);
// need to set this each time through
if
(
fontAscent
==
0
) {
fontAscent
= (
int
)
Toolkit
.
getAscent
(
g
);
}
Graphics2D
g2
=
Toolkit
.
prepareGraphics
(
g
);
g
.
setColor
(
tabColor
[
SELECTED
]);
// can't be done with lines, b/c retina leaves tiny hairlines
g
.
fillRect
(
0
,
0
,
imageW
,
Toolkit
.
zoom
(
2
));
g
.
drawImage
(
gradient
,
0
,
Toolkit
.
zoom
(
2
),
imageW
,
imageH
,
this
);
// reset all tab positions
for
(
Tab
tab
:
tabs
) {
tab
.
textWidth
= (
int
)
font
.
getStringBounds
(
tab
.
name
,
g2
.
getFontRenderContext
()).
getWidth
();
}
// now actually draw the tabs
drawTabs
(
Editor
.
LEFT_GUTTER
,
g2
);
// the number of updates available in the Manager
drawUpdates
(
g2
);
screen
.
drawImage
(
offscreen
,
0
,
0
,
imageW
,
imageH
,
null
);
}
/**
* @param left starting position from the left
* @param g graphics context, or null if we're not drawing
*/
private
void
drawTabs
(
int
left
,
Graphics2D
g
) {
int
x
=
left
;
for
(
Tab
tab
:
tabs
) {
tab
.
left
=
x
;
x
+=
MARGIN
;
if
(
tab
.
hasIcon
()) {
x
+=
ICON_WIDTH
+
MARGIN
;
}
x
+=
tab
.
textWidth
+
MARGIN
;
tab
.
right
=
x
;
tab
.
draw
(
g
);
x
+=
TAB_BETWEEN
;
}
}
private
void
drawUpdates
(
Graphics2D
g2
) {
if
(
updateCount
!=
0
) {
FontRenderContext
frc
=
g2
.
getFontRenderContext
();
final
int
GAP
=
Toolkit
.
zoom
(
5
);
final
String
updateLabel
=
"Updates"
;
String
updatesStr
=
""
+
updateCount
;
double
countWidth
=
font
.
getStringBounds
(
updatesStr
,
frc
).
getWidth
();
if
(
fontAscent
>
countWidth
) {
countWidth
=
fontAscent
;
}
float
diameter
= (
float
) (
countWidth
*
1.65f
);
float
ex
=
getWidth
() -
Editor
.
RIGHT_GUTTER
-
diameter
;
float
ey
= (
getHeight
() -
diameter
) /
2
;
g2
.
setColor
(
updateColor
);
g2
.
fill
(
new
Ellipse2D
.
Float
(
ex
,
ey
,
diameter
,
diameter
));
g2
.
setColor
(
textColor
[
SELECTED
]);
int
baseline
= (
getHeight
() +
fontAscent
) /
2
;
g2
.
drawString
(
updatesStr
, (
int
) (
ex
+ (
diameter
-
countWidth
)/
2
),
baseline
);
double
updatesWidth
=
font
.
getStringBounds
(
updateLabel
,
frc
).
getWidth
();
g2
.
setColor
(
textColor
[
UNSELECTED
]);
updateLeft
= (
int
) (
ex
-
updatesWidth
-
GAP
);
g2
.
drawString
(
updateLabel
,
updateLeft
,
baseline
);
}
}
public
Dimension
getPreferredSize
() {
return
new
Dimension
(
Toolkit
.
zoom
(
300
),
HIGH
);
}
public
Dimension
getMinimumSize
() {
return
getPreferredSize
();
}
public
Dimension
getMaximumSize
() {
return
new
Dimension
(
super
.
getMaximumSize
().
width
,
HIGH
);
}
}
// . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
class
Tab
{
String
name
;
Component
comp
;
boolean
notification
;
Image
enabledIcon
;
Image
selectedIcon
;
int
left
;
int
right
;
int
textWidth
;
Tab
(
Component
comp
,
String
name
,
String
icon
) {
this
.
comp
=
comp
;
this
.
name
=
name
;
if
(
icon
!=
null
) {
Mode
mode
=
editor
.
getMode
();
enabledIcon
=
mode
.
loadImageX
(
icon
+
"-enabled"
);
selectedIcon
=
mode
.
loadImageX
(
icon
+
"-selected"
);
if
(
selectedIcon
==
null
) {
selectedIcon
=
enabledIcon
;
// use this as the default
}
}
}
boolean
contains
(
int
x
) {
return
x
>=
left
&&
x
<=
right
;
}
boolean
isCurrent
() {
return
comp
.
isVisible
();
}
boolean
isFirst
() {
return
tabs
.
get
(
0
) ==
this
;
}
boolean
isLast
() {
return
tabs
.
get
(
tabs
.
size
() -
1
) ==
this
;
}
int
getTextLeft
() {
int
links
=
left
;
if
(
enabledIcon
!=
null
) {
links
+=
ICON_WIDTH
+
ICON_MARGIN
;
}
return
links
+ ((
right
-
links
) -
textWidth
) /
2
;
}
boolean
hasIcon
() {
return
enabledIcon
!=
null
;
}
void
draw
(
Graphics
g
) {
int
state
=
isCurrent
() ?
SELECTED
:
UNSELECTED
;
g
.
setColor
(
tabColor
[
state
]);
// if (notification) {
// g.setColor(errorColor);
// }
Graphics2D
g2
= (
Graphics2D
)
g
;
g2
.
fill
(
Toolkit
.
createRoundRect
(
left
,
TAB_TOP
,
right
,
TAB_BOTTOM
,
0
,
0
,
isLast
() ?
CURVE_RADIUS
:
0
,
isFirst
() ?
CURVE_RADIUS
:
0
));
if
(
hasIcon
()) {
Image
icon
= (
isCurrent
() ||
notification
) ?
selectedIcon
:
enabledIcon
;
g
.
drawImage
(
icon
,
left
+
MARGIN
,
ICON_TOP
,
ICON_WIDTH
,
ICON_HEIGHT
,
null
);
}
int
textLeft
=
getTextLeft
();
if
(
notification
&&
state
==
UNSELECTED
) {
g
.
setColor
(
textColor
[
SELECTED
]);
}
else
{
g
.
setColor
(
textColor
[
state
]);
}
int
tabHeight
=
TAB_BOTTOM
-
TAB_TOP
;
int
baseline
=
TAB_TOP
+ (
tabHeight
+
fontAscent
) /
2
;
g
.
drawString
(
name
,
textLeft
,
baseline
);
}
}
}
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