Eeschema: code cleanup, new file added

eeschema/class_BodyItem_Text.cpp

+/***************************/
+/* class_BodyItem_Text.cpp */
+/***************************/
+
+/**
+* class LibDrawText : describes a graphic text used to draw component shapes
+* This is only a graphic item
+*/
+
+#include "fctsys.h"
+#include "gr_basic.h"
+#include "common.h"
+#include "class_drawpanel.h"
+#include "drawtxt.h"
+#include "trigo.h"
+
+#include "program.h"
+#include "libcmp.h"
+#include "general.h"
+#include "protos.h"
+
+
+
+
+LibDrawText::LibDrawText() :
+    LibEDA_BaseStruct( COMPONENT_GRAPHIC_TEXT_DRAW_TYPE ), EDA_TextStruct()
+{
+    m_Size     = wxSize( 50, 50 );
+    m_typeName = _( "Text" );
+}
+
+
+bool LibDrawText::Save( FILE* ExportFile ) const
+{
+    wxString text = m_Text;
+
+    // Spaces are not allowed in text because it is not double quoted:
+    // changed to '~'
+    text.Replace( wxT( " " ), wxT( "~" ) );
+
+    fprintf( ExportFile, "T %d %d %d %d %d %d %d %s ", m_Orient,
+            m_Pos.x, m_Pos.y, m_Size.x, m_Attributs, m_Unit, m_Convert,
+            CONV_TO_UTF8( text ) );
+    fprintf( ExportFile, " %s %d", m_Italic ? "Italic" : "Normal", (m_Bold>0) ? 1 : 0 );
+
+    char hjustify = 'C';
+    if( m_HJustify == GR_TEXT_HJUSTIFY_LEFT )
+        hjustify = 'L';
+    else if( m_HJustify == GR_TEXT_HJUSTIFY_RIGHT )
+        hjustify = 'R';
+
+    char vjustify = 'C';
+    if( m_VJustify == GR_TEXT_VJUSTIFY_BOTTOM )
+        vjustify = 'B';
+    else if( m_VJustify == GR_TEXT_VJUSTIFY_TOP )
+        vjustify = 'T';
+
+    fprintf( ExportFile, " %c %c", hjustify, vjustify );
+
+    fprintf( ExportFile, "\n" );
+
+    return true;
+}
+
+
+bool LibDrawText::Load( char* line, wxString& errorMsg )
+{
+    int  cnt, thickness;
+    char hjustify = 'C', vjustify = 'C';
+    char buf[256];
+    char tmp[256];
+
+    buf[0] = 0;
+    tmp[0] = 0;         // For italic option, Not in old versions
+
+    cnt = sscanf( &line[2], "%d %d %d %d %d %d %d %s %s %d %c %c",
+                  &m_Orient, &m_Pos.x, &m_Pos.y, &m_Size.x, &m_Attributs,
+                  &m_Unit, &m_Convert, buf, tmp, &thickness, &hjustify, &vjustify );
+
+    if( cnt < 8 )
+    {
+        errorMsg.Printf( _( "text only had %d parameters of the required 8" ),
+                         cnt );
+        return false;
+    }
+
+    m_Size.y = m_Size.x;
+
+    if( strnicmp( tmp, "Italic", 6 ) == 0 )
+        m_Italic = true;
+    if( thickness > 0 )
+    {
+        m_Bold = true;
+    }
+
+    switch( hjustify )
+    {
+    case 'L':
+        m_HJustify = GR_TEXT_HJUSTIFY_LEFT;
+        break;
+
+    case 'C':
+        m_HJustify = GR_TEXT_HJUSTIFY_CENTER;
+        break;
+
+    case 'R':
+        m_HJustify = GR_TEXT_HJUSTIFY_RIGHT;
+        break;
+    }
+
+    switch( vjustify )
+    {
+    case 'T':
+        m_VJustify = GR_TEXT_VJUSTIFY_TOP;
+        break;
+
+    case 'C':
+        m_VJustify = GR_TEXT_VJUSTIFY_CENTER;
+        break;
+
+    case 'B':
+        m_VJustify = GR_TEXT_VJUSTIFY_BOTTOM;
+        break;
+    }
+
+    /* Convert '~' to spaces. */
+    m_Text = CONV_FROM_UTF8( buf );
+    m_Text.Replace( wxT( "~" ), wxT( " " ) );
+
+    return true;
+}
+
+/**
+ * Function HitTest
+ * tests if the given wxPoint is within the bounds of this object.
+ * @param refPos A wxPoint to test
+ * @return bool - true if a hit, else false
+ */
+bool LibDrawText::HitTest( const wxPoint& refPos )
+{
+    return HitTest( refPos, 0, DefaultTransformMatrix );
+}
+
+
+/** Function HitTest
+ * @return true if the point aPosRef is near this item
+ * @param aPosRef = a wxPoint to test, in eeschema space
+ * @param aThreshold = unused here (TextHitTest calculates its threshold )
+ * @param aTransMat = the transform matrix
+ */
+bool LibDrawText::HitTest( wxPoint aPosRef, int aThreshold, const int aTransMat[2][2] )
+{
+    wxPoint physicalpos = TransformCoordinate( aTransMat, m_Pos );
+    wxPoint tmp = m_Pos;
+    m_Pos = physicalpos;
+    /* The text orientation may need to be flipped if the
+     *  transformation matrix causes xy axes to be flipped.
+     * this simple algo works only for schematic matrix (rot 90 or/and mirror)
+    */
+    int t1 = ( aTransMat[0][0] != 0 ) ^ ( m_Orient != 0 );
+    int orient = t1 ? TEXT_ORIENT_HORIZ : TEXT_ORIENT_VERT;
+    EXCHG( m_Orient, orient );
+    bool hit = TextHitTest(aPosRef);
+    EXCHG( m_Orient, orient );
+    m_Pos = tmp;
+    return hit;
+}
+
+
+LibDrawText* LibDrawText::GenCopy()
+{
+    LibDrawText* newitem = new LibDrawText();
+
+    newitem->m_Pos = m_Pos;
+    newitem->m_Orient    = m_Orient;
+    newitem->m_Size      = m_Size;
+    newitem->m_Attributs = m_Attributs;
+    newitem->m_Unit      = m_Unit;
+    newitem->m_Convert   = m_Convert;
+    newitem->m_Flags     = m_Flags;
+    newitem->m_Text      = m_Text;
+    newitem->m_Width     = m_Width;
+    newitem->m_Italic    = m_Italic;
+    newitem->m_Bold      = m_Bold;
+    newitem->m_HJustify  = m_HJustify;
+    newitem->m_VJustify  = m_VJustify;
+    return newitem;
+}
+
+
+void LibDrawText::Draw( WinEDA_DrawPanel* aPanel, wxDC* aDC,
+                        const wxPoint& aOffset, int aColor, int aDrawMode,
+                        void* aData, const int aTransformMatrix[2][2] )
+{
+    wxPoint pos1, pos2;
+
+    int     color     = ReturnLayerColor( LAYER_DEVICE );
+    int     linewidth = m_Width;
+
+    if( linewidth == 0 )   // Use default values for pen size
+    {
+        if( m_Bold  )
+            linewidth = GetPenSizeForBold( m_Size.x );
+        else
+            linewidth = g_DrawDefaultLineThickness;
+    }
+
+    // Clip pen size for small texts:
+    linewidth = Clamp_Text_PenSize( linewidth, m_Size, m_Bold );
+
+    if( aColor < 0 )       // Used normal color or selected color
+    {
+        if( ( m_Selected & IS_SELECTED ) )
+            color = g_ItemSelectetColor;
+    }
+    else
+        color = aColor;
+
+    pos1 = TransformCoordinate( aTransformMatrix, m_Pos ) + aOffset;
+
+    /* The text orientation may need to be flipped if the
+     *  transformation matrix causes xy axes to be flipped. */
+    int t1 = ( aTransformMatrix[0][0] != 0 ) ^ ( m_Orient != 0 );
+
+    DrawGraphicText( aPanel, aDC, pos1, (EDA_Colors) color, m_Text,
+                     t1 ? TEXT_ORIENT_HORIZ : TEXT_ORIENT_VERT,
+                     m_Size, m_HJustify, m_VJustify,
+                     linewidth, m_Italic, m_Bold );
+}
+
+
+void LibDrawText::DisplayInfo( WinEDA_DrawFrame* frame )
+{
+    wxString msg;
+
+    LibEDA_BaseStruct::DisplayInfo( frame );
+
+    msg = ReturnStringFromValue( g_UnitMetric, m_Width,
+                                 EESCHEMA_INTERNAL_UNIT, true );
+
+    frame->MsgPanel->Affiche_1_Parametre( 20, _( "Line width" ), msg, BLUE );
+}
+