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Cairo-Chart
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This commit is contained in:
Kolan Sh 2018-01-22 13:22:09 +03:00
parent 9d1f368a93
commit 97721385fc
1 changed files with 7 additions and 45 deletions
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52
src/Text.vala
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@ -13,7 +13,7 @@ namespace CairoChart {
/**
* ``Text`` string.
*/
public string text {
public virtual string text {
get {
return _text;
}
@ -26,7 +26,7 @@ namespace CairoChart {
/**
* ``Text`` font style.
*/
public Font font {
public virtual Font font {
get {
return _font;
}
@ -57,7 +57,7 @@ namespace CairoChart {
/**
* Both vertical & horizontal spacing (set only).
*/
public double spacing {
public virtual double spacing {
protected get {
return 0;
}
@ -70,7 +70,7 @@ namespace CairoChart {
/**
* Cairo ``Text`` extents.
*/
virtual Cairo.TextExtents ext {
protected virtual Cairo.TextExtents ext {
get {
if (_ext == null) {
chart.ctx.select_font_face (font.family, font.slant, font.weight);
@ -89,7 +89,7 @@ namespace CairoChart {
public virtual double width {
get {
switch (font.orient) {
case Gtk.Orientation.HORIZONTAL: return ext.width;
case Gtk.Orientation.HORIZONTAL: return ext.width + ext.x_bearing;
case Gtk.Orientation.VERTICAL: return ext.height;
default: return 0.0;
}
@ -104,8 +104,8 @@ namespace CairoChart {
public virtual double height {
get {
switch (font.orient) {
case Gtk.Orientation.HORIZONTAL: return ext.height;
case Gtk.Orientation.VERTICAL: return ext.width;
case Gtk.Orientation.HORIZONTAL: return ext.height; // + ext.x_bearing ?
case Gtk.Orientation.VERTICAL: return ext.width; // +- ext.y_bearing ?
default: return 0.0;
}
}
@ -113,44 +113,6 @@ namespace CairoChart {
}
}
/**
* ``Text`` size.
*/
struct Size {
/**
* ``Text`` width.
*/
double width;
/**
* ``Text`` height.
*/
double height;
}
/**
* ``Text`` @{link Size}.
*/
virtual Size size {
get {
var sz = Size();
var e = ext;
switch (font.orient) {
case Gtk.Orientation.HORIZONTAL:
sz.width = e.width + e.x_bearing;
sz.height = e.height;
break;
case Gtk.Orientation.VERTICAL:
sz.width = e.height; // + e.x_bearing ?
sz.height = e.width; // +- e.y_bearing ?
break;
}
return sz;
}
protected set {
}
}
/**
* Show ``Text``.
*/