Added textedit-files.

3 files changed, 293 insertions, 1 deletions

diff --git a/plugingui/plugingui.cc b/plugingui/plugingui.cc
index 71ee37a..d9943f7 100644
--- a/plugingui/plugingui.cc
+++ b/plugingui/plugingui.cc
@@ -490,7 +490,6 @@ void PluginGUI::init()
   drumkitinfo = new GUI::TextEdit(window);
   drumkitinfo->move(370, 25);
   drumkitinfo->resize(288, 292);
-  drumkitinfo->setText("Hello World\ten\tto\ttre fire fem seks syv otte ni ti elleve tolv tretten\n\nHej med dig jeg har lavet dette widget og det opfører sig egentlig ganske fint\n\n\nni \n\nti elleve tolv \n\nTEST TEST TEST@\n\ntretten fjorten femten \n\nseksten sytten atten nitten \nHello World\nHello World\naaaaaaa\nbbbbbbbbb\ncccccccccc\ndddddddd\neeeeeeeee\nfffffffffff\nggggggggg\nasdasdasdasd\nasd\n");
   
   // Create filebrowser
   filebrowser = new GUI::FileBrowser(window);
diff --git a/plugingui/textedit.cc b/plugingui/textedit.cc
new file mode 100644
index 0000000..73303f7
--- /dev/null
+++ b/plugingui/textedit.cc
@@ -0,0 +1,208 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/***************************************************************************
+ *            lineedit.cc
+ *
+ *  Tue Oct 21 11:25:26 CEST 2014
+ *  Copyright 2014 Jonas Suhr Christensen
+ *  jsc@umbraculum.org
+ ****************************************************************************/
+
+/*
+ *  This file is part of DrumGizmo.
+ *
+ *  DrumGizmo 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.
+ *
+ *  DrumGizmo 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 DrumGizmo; if not, write to the Free Software
+ *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA.
+ */
+#include "textedit.h"
+
+#include <stdio.h>
+
+#include "window.h"
+
+#include <assert.h>
+
+#include <list>
+
+#include <hugin.hpp>
+
+#define BORDER 10
+
+static void scrolled(void *ptr)
+{
+  GUI::TextEdit *l = (GUI::TextEdit *)ptr;
+  l->repaintEvent(NULL);
+}
+
+GUI::TextEdit::TextEdit(Widget *parent)
+  : GUI::Widget(parent), scroll(this)
+{
+  pos = 0;
+  setReadOnly(true);
+
+  scroll.move(width()-5,1);
+  scroll.resize(20, 100);
+  scroll.registerValueChangeHandler(scrolled, this);
+
+  box.topLeft     = new Image(":widget_tl.png");
+  box.top         = new Image(":widget_t.png");
+  box.topRight    = new Image(":widget_tr.png");
+  box.left        = new Image(":widget_l.png");
+  box.right       = new Image(":widget_r.png");
+  box.bottomLeft  = new Image(":widget_bl.png");
+  box.bottom      = new Image(":widget_b.png");
+  box.bottomRight = new Image(":widget_br.png");
+  box.center      = new Image(":widget_c.png");
+
+  handler = NULL;
+}
+
+void GUI::TextEdit::resize(int height, int width)
+{
+  Widget::resize(height, width);
+  scroll.resize(scroll.width(), height-10);
+  scroll.move(width-30,7);
+}
+
+void GUI::TextEdit::setReadOnly(bool ro)
+{
+  readonly = ro;
+}
+
+bool GUI::TextEdit::readOnly()
+{
+  return readonly;
+}
+
+void GUI::TextEdit::setText(std::string text)
+{
+  _text = text;
+  preprocessText();
+  int ran = height() / font.textHeight();
+  DEBUG(textedit, "Setting range and max of scrollbar"
+                  " to '%d' and '%d'\n", ran, preprocessedtext.size());
+  scroll.setRange(ran);
+  scroll.setMaximum(preprocessedtext.size());
+  repaintEvent(NULL);
+  textChanged();
+}
+
+std::string GUI::TextEdit::text()
+{
+  return _text;
+}
+
+//void GUI::TextEdit::buttonEvent(ButtonEvent *e)
+//{
+//  if(readOnly()) return;
+//}
+
+//void GUI::TextEdit::keyEvent(GUI::KeyEvent *e)
+//{
+//  if(readOnly()) return;
+//}
+
+void GUI::TextEdit::preprocessText()
+{
+  preprocessedtext.clear();
+  std::string text = _text;
+
+  { // Handle tan characters
+    for(size_t i = 0; i < text.length(); i++) {
+      char ch = text.at(i);
+      if(ch == '\t') {
+        text.erase(i, 1);
+        text.insert(i, 4, ' ');
+      }
+    }
+  }
+
+  std::list<std::string> lines;
+  { // Handle new line characters
+   size_t pos = 0;
+   do {
+     pos = text.find("\n");
+     lines.push_back(text.substr(0, pos));
+     text = text.substr(pos+1);
+   }
+   while(pos != std::string::npos);
+  }
+
+  { // Wrap long lines
+    std::list<std::string>::iterator it;
+    for(it = lines.begin(); it != lines.end(); it++) {
+      std::string line = *it;
+
+      for(size_t i = 0; i < line.length(); i++) {
+        size_t linewidth = font.textWidth(line.substr(0, i));
+        if(linewidth >= width() - BORDER - 4 + 3 - 10 - scroll.width()) {
+          preprocessedtext.push_back(line.substr(0, i));
+          line = line.substr(i);
+          i = 0;
+        }
+      }
+      preprocessedtext.push_back(line);
+    }
+  }
+}
+
+void GUI::TextEdit::repaintEvent(GUI::RepaintEvent *e)
+{
+  Painter p(this);
+
+  p.clear();
+
+  int w = width();
+  int h = height();
+  if(w == 0 || h == 0) return;
+  p.drawBox(0, 0, &box, w, h);
+
+  p.setColour(GUI::Colour(183.0/255.0, 219.0/255.0 , 255.0/255.0, 1));
+
+  int skip = scroll.value();
+
+  int ypos = font.textHeight() + 5 + 1 + 1 + 1;
+  std::list<std::string>::iterator it;
+  it = preprocessedtext.begin();
+
+  int c = 0;
+  for( ; c < skip; c++) {
+    it++;
+  }
+
+  c = 0;
+  for( ; it != preprocessedtext.end(); it++) {
+    if(c * font.textHeight() >= height() - 8 - font.textHeight()) break;
+    std::string line = *it;
+    p.drawText(BORDER - 4 + 3, ypos, font, line);
+    ypos += font.textHeight();
+    c++;
+  }
+}
+
+#ifdef TEST_TEXTEDIT
+//Additional dependency files
+//deps:
+//Required cflags (autoconf vars may be used)
+//cflags:
+//Required link options (autoconf vars may be used)
+//libs:
+#include "test.h"
+
+TEST_BEGIN;
+
+// TODO: Put some testcode here (see test.h for usable macros).
+
+TEST_END;
+
+#endif/*TEST_TEXTEDIT*/
diff --git a/plugingui/textedit.h b/plugingui/textedit.h
new file mode 100644
index 0000000..3f27575
--- /dev/null
+++ b/plugingui/textedit.h
@@ -0,0 +1,85 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/***************************************************************************
+ *            textedit.h
+ *
+ *  Tue Oct 21 11:23:58 CEST 2014
+ *  Copyright 2014 Jonas Suhr Christensen
+ *  jsc@umbraculum.org
+ ****************************************************************************/
+
+/*
+ *  This file is part of DrumGizmo.
+ *
+ *  DrumGizmo 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.
+ *
+ *  DrumGizmo 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 DrumGizmo; if not, write to the Free Software
+ *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA.
+ */
+#ifndef __DRUMGIZMO_TEXTEDIT_H__
+#define __DRUMGIZMO_TEXTEDIT_H__
+
+#include <string>
+
+#include <list>
+
+#include "widget.h"
+#include "font.h"
+#include "painter.h"
+#include "scrollbar.h"
+
+namespace GUI {
+
+class TextEdit : public Widget {
+public:
+  TextEdit(Widget *parent);
+
+  bool isFocusable() { return true; }
+
+  std::string text();
+  void setText(std::string text);
+
+  void setReadOnly(bool readonly);
+  bool readOnly();
+
+  void resize(int width, int height);
+
+
+  void preprocessText();
+
+  //protected:
+//  virtual void keyEvent(KeyEvent *e);
+  virtual void repaintEvent(RepaintEvent *e);
+//  virtual void buttonEvent(ButtonEvent *e);
+
+protected:
+  virtual void textChanged() {}
+
+private:
+  Painter::Box box;
+  ScrollBar scroll;
+  Font font;
+
+  std::string _text;
+  size_t pos;
+
+  bool readonly;
+  
+  std::list< std::string > preprocessedtext;
+//  size_t numoflines;
+
+  void (*handler)(void *);
+  void *ptr;
+};
+
+};
+
+#endif/*__DRUMGIZMO_TEXTEDIT_H__*/