span_layout_view.h
1 /*
2 ** ClanLib SDK
3 ** Copyright (c) 1997-2015 The ClanLib Team
4 **
5 ** This software is provided 'as-is', without any express or implied
6 ** warranty. In no event will the authors be held liable for any damages
7 ** arising from the use of this software.
8 **
9 ** Permission is granted to anyone to use this software for any purpose,
10 ** including commercial applications, and to alter it and redistribute it
11 ** freely, subject to the following restrictions:
12 **
13 ** 1. The origin of this software must not be misrepresented; you must not
14 ** claim that you wrote the original software. If you use this software
15 ** in a product, an acknowledgment in the product documentation would be
16 ** appreciated but is not required.
17 ** 2. Altered source versions must be plainly marked as such, and must not be
18 ** misrepresented as being the original software.
19 ** 3. This notice may not be removed or altered from any source distribution.
20 **
21 ** Note: Some of the libraries ClanLib may link to may have additional
22 ** requirements or restrictions.
23 **
24 ** File Author(s):
25 **
26 ** Magnus Norddahl
27 */
28
29 #pragma once
30
31 #include "../View/view.h"
32 #include "../../Display/Font/font.h"
33 #include "../../Display/2D/color.h"
34 #include "label_view.h"
35
36 namespace clan
37 {
38 class SpanLayoutViewImpl;
39
40 class SpanLayoutView : public View
41 {
42 public:
43 SpanLayoutView();
44
45 void set_text_alignment(TextAlignment alignment);
46
47 void clear();
48 void add_text(const std::string &text, const std::shared_ptr<Style> &style);
49 void add_subview(const std::shared_ptr<View> &view, float baseline_offset = 0.0f);
50
51 void render_content(Canvas &canvas) override;
52 float get_preferred_width(Canvas &canvas) override;
53 float get_preferred_height(Canvas &canvas, float width) override;
54 float get_first_baseline_offset(Canvas &canvas, float width) override;
55 float get_last_baseline_offset(Canvas &canvas, float width) override;
56 void layout_subviews(Canvas &canvas) override;
57
58 protected:
59 void subview_added(const std::shared_ptr<View> &view) override;
60 void subview_removed(const std::shared_ptr<View> &view) override;
61
62 private:
63 std::shared_ptr<SpanLayoutViewImpl> impl;
64 };
65 }
clan::View::style
const std::shared_ptr< Style > & style(const std::string &state=std::string()) const
Style properties for the specified state.
clan
Definition: clanapp.h:35
clan::View
View for an area of the user interface.
Definition: view.h:61
clan::SpanLayoutView::get_first_baseline_offset
float get_first_baseline_offset(Canvas &canvas, float width) override
Calculates the offset to the first baseline.
clan::SpanLayoutView::get_preferred_width
float get_preferred_width(Canvas &canvas) override
Calculates the preferred width of this view.
clan::Canvas
2D Graphics Canvas
Definition: canvas.h:72
clan::SpanLayoutView::add_subview
void add_subview(const std::shared_ptr< View > &view, float baseline_offset=0.0f)
clan::SpanLayoutView::subview_removed
void subview_removed(const std::shared_ptr< View > &view) override
Child view was removed from this view.
clan::SpanLayoutView::SpanLayoutView
SpanLayoutView()
clan::StyleTokenType::string
@ keyword
clan::SpanLayoutView::clear
void clear()
clan::SpanLayoutView::add_text
void add_text(const std::string &text, const std::shared_ptr< Style > &style)
clan::Key::f
clan::SpanLayoutView::set_text_alignment
void set_text_alignment(TextAlignment alignment)
clan::SpanLayoutView::get_preferred_height
float get_preferred_height(Canvas &canvas, float width) override
Calculates the preferred height of this view.
clan::TextAlignment
TextAlignment
Definition: label_view.h:37
clan::SpanLayoutView::get_last_baseline_offset
float get_last_baseline_offset(Canvas &canvas, float width) override
Calculates the offset to the last baseline.
clan::SpanLayoutView::layout_subviews
void layout_subviews(Canvas &canvas) override
Sets the view geometry for all subviews of this view.
clan::SpanLayoutView::render_content
void render_content(Canvas &canvas) override
Renders the content of a view.
clan::SpanLayoutView::subview_added
void subview_added(const std::shared_ptr< View > &view) override
Child view was added to this view.
clan::SpanLayoutView
Definition: span_layout_view.h:40