kicad/gerbview/widgets/layer_widget.h

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/*
* This program source code file is part of KiCad, a free EDA CAD application.
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*
* Copyright (C) 2010 SoftPLC Corporation, Dick Hollenbeck <dick@softplc.com>
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* Copyright (C) 2010-2021 KiCad Developers, see change_log.txt for contributors.
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*
* 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
*/
#ifndef LAYERWIDGET_H_
#define LAYERWIDGET_H_
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#include <wx/intl.h>
#include <wx/statbmp.h>
#include <wx/string.h>
#include <wx/aui/auibook.h>
#include <wx/notebook.h>
#include <wx/sizer.h>
#include <wx/gdicmn.h>
#include <wx/scrolwin.h>
#include <wx/font.h>
#include <wx/colour.h>
#include <wx/settings.h>
#include <wx/panel.h>
#include <wx/bitmap.h>
#include <wx/image.h>
#include <wx/icon.h>
#include <layer_ids.h>
#include <gal/color4d.h>
#include <widgets/color_swatch.h>
#include <widgets/indicator_icon.h>
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#define LYR_COLUMN_COUNT 5 ///< Layer tab column count
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#define RND_COLUMN_COUNT 2 ///< Rendering tab column count
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#define COLUMN_ICON_ACTIVE 0
#define COLUMN_COLORBM 1
#define COLUMN_COLOR_LYR_CB 2
#define COLUMN_COLOR_LYRNAME 3
#define COLUMN_ALPHA_INDICATOR 4
using KIGFX::COLOR4D;
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/**
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* Manage a list of layers with the notion of a "current" layer, and layer specific visibility
* control.
*
* You must derive from it to use it so you can implement the abstract functions which receive
* the events. Each layer is given its own color, and that color can be changed within the UI
* provided here. This widget knows nothing of the client code, meaning it has no knowledge of
* a BOARD or anything. To use it you must derive from this class and implement the abstract
* functions:
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* <p> void OnLayerColorChange( int aLayer, int aColor );
* <p> bool OnLayerSelect( int aLayer );
* <p> void OnLayerVisible( int aLayer, bool isVisible );
* <p> void OnRenderColorChange( int id, int aColor );
* <p> void OnRenderEnable( int id, bool isEnabled );
*
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* @note Even if designed toward layers, it is used to contain other stuff, too (the second page
* in pcbnew contains render items, for example).
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*/
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class LAYER_WIDGET : public wxPanel
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{
public:
/**
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* Provide all the data needed to add a row to a LAYER_WIDGET. This is
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* part of the public API for a LAYER_WIDGET.
*/
struct ROW
{
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wxString rowName; ///< the prompt or layername
int id; ///< either a layer or "visible element" id
COLOR4D color; ///< COLOR4D::UNSPECIFIED if none.
bool state; ///< initial wxCheckBox state
wxString tooltip; ///< if not empty, use this tooltip on row
bool changeable; ///< if true, the state can be changed
bool spacer; ///< if true, this row is a spacer
COLOR4D defaultColor; ///< The default color for the row
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ROW( const wxString& aRowName, int aId, const COLOR4D& aColor = COLOR4D::UNSPECIFIED,
const wxString& aTooltip = wxEmptyString, bool aState = true,
bool aChangeable = true, const COLOR4D& aDefaultColor = COLOR4D::UNSPECIFIED )
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{
rowName = aRowName;
id = aId;
color = aColor;
state = aState;
tooltip = aTooltip;
changeable = aChangeable;
spacer = false;
defaultColor = aDefaultColor;
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}
ROW()
{
id = 0;
color = COLOR4D::UNSPECIFIED;
state = true;
changeable = true;
spacer = true;
defaultColor = COLOR4D::UNSPECIFIED;
}
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};
static const wxEventType EVT_LAYER_COLOR_CHANGE;
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public:
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/**
* @param aParent is the parent window.
* @param aFocusOwner is the window that should be sent the focus after.
* @param id is the wxWindow id ( default = wxID_ANY).
* @param pos is the window position.
* @param size is the window size.
* @param style is the window style.
*/
LAYER_WIDGET( wxWindow* aParent, wxWindow* aFocusOwner, wxWindowID id = wxID_ANY,
const wxPoint& pos = wxDefaultPosition, const wxSize& size = wxDefaultSize,
long style = wxTAB_TRAVERSAL );
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virtual ~LAYER_WIDGET();
/**
* Set the string that is used for determining the smallest string displayed in the layer's tab.
*/
void SetSmallestLayerString( const wxString& aString )
{
m_smallestLayerString = aString;
}
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/**
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* Return the preferred minimum size, taking into consideration the dynamic content.
*
* Nothing in wxWidgets was reliable enough so this overrides one of their functions.
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*/
wxSize GetBestSize() const;
/**
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* Return the number of rows in the layer tab.
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*/
int GetLayerRowCount() const;
/**
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* Return the number of rows in the render tab.
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*/
int GetRenderRowCount() const;
/**
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* Append a new row in the layer portion of the widget.
*
* The user must ensure that ROW::id is unique for all existing rows on Windows.
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*/
void AppendLayerRow( const ROW& aRow );
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/**
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* Append new rows in the layer portion of the widget.
*
* The user must ensure that ROW::id is unique for all existing rows on Windows.
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*/
void AppendLayerRows( const ROW* aRowsArray, int aRowCount )
{
for( int row=0; row<aRowCount; ++row )
AppendLayerRow( aRowsArray[row] );
UpdateLayouts();
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}
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/**
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* Empty out the layer rows.
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*/
void ClearLayerRows();
/**
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* Append a new row in the render portion of the widget.
*
* The user must ensure that ROW::id is unique for all existing rows on Windows.
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*/
void AppendRenderRow( const ROW& aRow );
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/**
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* Append new rows in the render portion of the widget.
*
* The user must ensure that ROW::id is unique for all existing rows on Windows.
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*/
void AppendRenderRows( const ROW* aRowsArray, int aRowCount )
{
for( int row=0; row<aRowCount; ++row )
AppendRenderRow( aRowsArray[row] );
UpdateLayouts();
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}
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/**
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* Empty out the render rows.
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*/
void ClearRenderRows();
/**
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* Change the row selection in the layer list to the given row.
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*/
void SelectLayerRow( int aRow );
/**
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* Change the row selection in the layer list to \a aLayer provided.
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*/
void SelectLayer( LAYER_NUM aLayer );
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/**
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* Return the selected layer or -1 if none.
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*/
LAYER_NUM GetSelectedLayer();
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/**
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* Set \a aLayer visible or not. This does not invoke OnLayerVisible().
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*/
void SetLayerVisible( LAYER_NUM aLayer, bool isVisible );
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/**
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* Return the visible state of the layer ROW associated with \a aLayer id.
*/
bool IsLayerVisible( LAYER_NUM aLayer );
/**
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* Change the color of \a aLayer
*/
void SetLayerColor( LAYER_NUM aLayer, const COLOR4D& aColor );
/**
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* Return the color of the layer ROW associated with \a aLayer id.
*/
COLOR4D GetLayerColor( LAYER_NUM aLayer ) const;
/**
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* Set the state of the checkbox associated with \a aId within the Render tab group of the
* widget.
*
* This does not fire an event, i.e. does not invoke OnRenderEnable().
*
* @param aId is the same unique id used when adding a ROW to the Render tab.
* @param isSet is the new checkbox state.
*/
void SetRenderState( int aId, bool isSet );
/**
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* Return the state of the checkbox associated with \a aId.
*
* @return true if checked, else false.
*/
bool GetRenderState( int aId );
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void UpdateLayouts();
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/**
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* Update all layer manager icons (layers only).
*
* Useful when loading a file or clearing a layer because they change,
* and the indicator arrow icon needs to be updated
*/
void UpdateLayerIcons();
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/* did not help:
void Freeze()
{
LAYER_PANEL_BASE::Freeze();
m_LayerScrolledWindow->Freeze();
m_RenderScrolledWindow->Freeze();
}
void Thaw()
{
m_RenderScrolledWindow->Thaw();
m_LayerScrolledWindow->Thaw();
LAYER_PANEL_BASE::Thaw();
}
*/
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//-----<abstract functions>-------------------------------------------
/**
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* Notify client code about a layer color change.
*
* Derived objects will handle this accordingly.
*
* @param aLayer is the board layer to change.
* @param aColor is the new color.
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*/
virtual void OnLayerColorChange( int aLayer, const COLOR4D& aColor ) = 0;
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/**
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* Notify client code whenever the user selects a different layer.
*
* Derived classes will handle this accordingly, and can deny the change by returning false.
*
* @param aLayer is the board layer to select.
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*/
virtual bool OnLayerSelect( int aLayer ) = 0;
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/**
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* Notify client code about a layer visibility change.
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*
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* @param aLayer is the board layer to select.
* @param isVisible is the new visible state.
* @param isFinal is true when this is the last of potentially several such calls, and can
* be used to decide when to update the screen only one time instead of
* several times in the midst of a multiple layer change.
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*/
virtual void OnLayerVisible( LAYER_NUM aLayer, bool isVisible, bool isFinal = true ) = 0;
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/**
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* Notify client code about a layer being right-clicked.
*
* @param aMenu is the right-click menu containing layer-scoped options.
*/
virtual void OnLayerRightClick( wxMenu& aMenu ) = 0;
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/**
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* Notify client code whenever the user changes a rendering color.
*
* @param aId is the same id that was established in a Rendering row via the AddRenderRow()
* function.
* @param aColor is the new color.
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*/
virtual void OnRenderColorChange( int aId, const COLOR4D& aColor ) = 0;
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/**
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* Notify client code whenever the user changes an rendering enable in one of the rendering
* checkboxes.
*
* @param aId is the same id that was established in a Rendering row via the AddRenderRow()
* function.
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* @param isEnabled is the state of the checkbox, true if checked.
*/
virtual void OnRenderEnable( int aId, bool isEnabled ) = 0;
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protected:
/**
* @return true if bitmaps shown in Render layer list
* are alternate bitmaps, or false if they are "normal" bitmaps
* This is a virtual function because Pcbnew uses normal bitmaps
* but GerbView uses both bitmaps
* (alternate bitmaps to show layers in use, normal for others)
*/
virtual bool useAlternateBitmap(int aRow) { return false; }
/**
* Subclasses can override this to provide accurate representation
* of transparent color swatches.
*/
virtual COLOR4D getBackgroundLayerColor() { return COLOR4D::BLACK; }
/**
* Allow saving a layer index within a control as its wxControl id.
*
* To do so in a way that all child wxControl ids within a wxWindow are unique, since this
* is required by Windows.
*
* @see getDecodedId()
*/
static int encodeId( int aColumn, int aId );
/**
* Decode \a aControlId to original un-encoded value.
*
* This holds if encodedId was called with a LAYER_NUM (this box is used for other things
* than layers, too).
*/
static LAYER_NUM getDecodedId( int aControlId );
void OnLeftDownLayers( wxMouseEvent& event );
/**
* Called when user right-clicks a layer.
*/
void OnRightDownLayer( wxMouseEvent& event, COLOR_SWATCH* aColorSwatch,
const wxString& aLayerName );
/**
* Called when a user changes a swatch color.
*/
void OnLayerSwatchChanged( wxCommandEvent& aEvent );
/**
* Handle the "is layer visible" checkbox and propagates the event to the client's
* notification function.
*/
void OnLayerCheckBox( wxCommandEvent& event );
/**
* Notify when user right-clicks a render option.
*/
void OnRightDownRender( wxMouseEvent& aEvent, COLOR_SWATCH* aColorSwatch,
const wxString& aRenderName );
/**
* Called when user has changed the swatch color of a render entry.
*/
void OnRenderSwatchChanged( wxCommandEvent& aEvent );
void OnRenderCheckBox( wxCommandEvent& event );
void OnTabChange( wxNotebookEvent& event );
/**
* Return the component within the m_LayersFlexGridSizer at @a aRow and @a aCol
* or NULL if these parameters are out of range.
*
* @param aRow is the row index
* @param aColumn is the column
* @return the component installed within the sizer at given grid coordinate.
*/
wxWindow* getLayerComp( int aRow, int aColumn ) const;
wxWindow* getRenderComp( int aRow, int aColumn ) const;
/**
* Return the row index that \a aLayer resides in, or -1 if not found.
*/
int findLayerRow( LAYER_NUM aLayer ) const;
int findRenderRow( int aId ) const;
/**
* Append or insert a new row in the layer portion of the widget.
*/
void insertLayerRow( int aRow, const ROW& aSpec );
void insertRenderRow( int aRow, const ROW& aSpec );
void setLayerCheckbox( LAYER_NUM aLayer, bool isVisible );
void updateLayerRow( int aRow, const wxString& aName );
/**
* Give away the keyboard focus up to the main parent window.
*/
void passOnFocus();
// popup menu ids.
enum POPUP_ID
{
ID_CHANGE_LAYER_COLOR = wxID_HIGHEST,
ID_CHANGE_RENDER_COLOR,
ID_LAST_VALUE
};
wxNotebook* m_notebook;
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wxPanel* m_LayerPanel;
wxScrolledWindow* m_LayerScrolledWindow;
wxFlexGridSizer* m_LayersFlexGridSizer;
wxPanel* m_RenderingPanel;
wxScrolledWindow* m_RenderScrolledWindow;
wxFlexGridSizer* m_RenderFlexGridSizer;
wxWindow* m_FocusOwner;
int m_CurrentRow; ///< selected row of layer list
int m_PointSize;
ROW_ICON_PROVIDER* m_IconProvider;
wxString m_smallestLayerString;
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};
#endif // LAYERWIDGET_H_