Split tilereg.h/cc into multiple files.

No functional changes, just rearranging and exposing functions where
needed.

1 files changed, 268 insertions, 0 deletions

diff --git a/crawl-ref/source/tilereg-text.cc b/crawl-ref/source/tilereg-text.cc
new file mode 100644
index 0000000000..ed0dbb60f9
--- /dev/null
+++ b/crawl-ref/source/tilereg-text.cc
@@ -0,0 +1,268 @@
+/*
+ *  File:       tilereg-text.cc
+ *
+ *  Created by: ennewalker on Sat Jan 5 01:33:53 2008 UTC
+ */
+
+#include "AppHdr.h"
+
+#ifdef USE_TILE
+
+#include "tilereg-text.h"
+
+#include "tilefont.h"
+
+int TextRegion::print_x;
+int TextRegion::print_y;
+TextRegion *TextRegion::text_mode = NULL;
+int TextRegion::text_col = 0;
+
+TextRegion *TextRegion::cursor_region= NULL;
+int TextRegion::cursor_flag = 0;
+int TextRegion::cursor_x;
+int TextRegion::cursor_y;
+
+TextRegion::TextRegion(FontWrapper *font) :
+    cbuf(NULL),
+    abuf(NULL),
+    cx_ofs(0),
+    cy_ofs(0),
+    m_font(font)
+{
+    ASSERT(font);
+
+    dx = m_font->char_width();
+    dy = m_font->char_height();
+}
+
+void TextRegion::on_resize()
+{
+    delete[] cbuf;
+    delete[] abuf;
+
+    int size = mx * my;
+    cbuf = new unsigned char[size];
+    abuf = new unsigned char[size];
+
+    for (int i = 0; i < size; i++)
+    {
+        cbuf[i] = ' ';
+        abuf[i] = 0;
+    }
+}
+
+TextRegion::~TextRegion()
+{
+    delete[] cbuf;
+    delete[] abuf;
+}
+
+void TextRegion::adjust_region(int *x1, int *x2, int y)
+{
+    *x2 = *x2 + 1;
+}
+
+void TextRegion::addstr(char *buffer)
+{
+    char buf2[1024];
+    int len = strlen(buffer);
+
+    int j = 0;
+
+    for (int i = 0; i < len + 1; i++)
+    {
+        char c = buffer[i];
+        bool newline = false;
+
+        if (c == '\r')
+            continue;
+
+        if (c == '\n')
+        {
+            c = 0;
+            newline = true;
+        }
+        buf2[j] = c;
+        j++;
+
+        if (c == 0)
+        {
+            if (j-1 != 0)
+                addstr_aux(buf2, j - 1); // draw it
+            if (newline)
+            {
+                print_x = cx_ofs;
+                print_y++;
+                j = 0;
+
+                if (print_y - cy_ofs == my)
+                    scroll();
+            }
+        }
+    }
+    if (cursor_flag)
+        cgotoxy(print_x+1, print_y+1);
+}
+
+void TextRegion::addstr_aux(char *buffer, int len)
+{
+    int x = print_x - cx_ofs;
+    int y = print_y - cy_ofs;
+    int adrs = y * mx;
+    int head = x;
+    int tail = x + len - 1;
+
+    adjust_region(&head, &tail, y);
+
+    for (int i = 0; i < len && x + i < mx; i++)
+    {
+        cbuf[adrs+x+i] = buffer[i];
+        abuf[adrs+x+i] = text_col;
+    }
+    print_x += len;
+}
+
+void TextRegion::clear_to_end_of_line()
+{
+    int cx = print_x - cx_ofs;
+    int cy = print_y - cy_ofs;
+    int col = text_col;
+    int adrs = cy * mx;
+
+    ASSERT(adrs + mx - 1 < mx * my);
+    for (int i = cx; i < mx; i++)
+    {
+        cbuf[adrs+i] = ' ';
+        abuf[adrs+i] = col;
+    }
+}
+
+void TextRegion::putch(unsigned char ch)
+{
+    // special case: check for '0' char: map to space
+    if (ch == 0)
+        ch = ' ';
+    addstr_aux((char *)&ch, 1);
+}
+
+void TextRegion::writeWChar(unsigned char *ch)
+{
+    addstr_aux((char *)ch, 2);
+}
+
+void TextRegion::textcolor(int color)
+{
+    text_col = color;
+}
+
+void TextRegion::textbackground(int col)
+{
+    textcolor(col*16 + (text_col & 0xf));
+}
+
+void TextRegion::cgotoxy(int x, int y)
+{
+    ASSERT(x >= 1);
+    ASSERT(y >= 1);
+    print_x = x-1;
+    print_y = y-1;
+
+#if 0
+    if (cursor_region != NULL && cursor_flag)
+    {
+        cursor_x = -1;
+        cursor_y = -1;
+        cursor_region = NULL;
+    }
+#endif
+    if (cursor_flag)
+    {
+        cursor_x = print_x;
+        cursor_y = print_y;
+        cursor_region = text_mode;
+    }
+}
+
+int TextRegion::wherex()
+{
+    return print_x + 1;
+}
+
+int TextRegion::wherey()
+{
+    return print_y + 1;
+}
+
+void TextRegion::_setcursortype(int curstype)
+{
+    cursor_flag = curstype;
+    if (cursor_region != NULL)
+    {
+        cursor_x = -1;
+        cursor_y = -1;
+    }
+
+    if (curstype)
+    {
+        cursor_x = print_x;
+        cursor_y = print_y;
+        cursor_region = text_mode;
+    }
+}
+
+void TextRegion::render()
+{
+#ifdef DEBUG_TILES_REDRAW
+    cprintf("rendering TextRegion\n");
+#endif
+    if (this == TextRegion::cursor_region && cursor_x > 0 && cursor_y > 0)
+    {
+        int idx = cursor_x + mx * cursor_y;
+
+        unsigned char char_back = cbuf[idx];
+        unsigned char col_back  = abuf[idx];
+
+        cbuf[idx] = '_';
+        abuf[idx] = WHITE;
+
+        m_font->render_textblock(sx + ox, sy + oy, cbuf, abuf, mx, my);
+
+        cbuf[idx] = char_back;
+        abuf[idx] = col_back;
+    }
+    else
+    {
+        m_font->render_textblock(sx + ox, sy + oy, cbuf, abuf, mx, my);
+    }
+}
+
+void TextRegion::clear()
+{
+    for (int i = 0; i < mx * my; i++)
+    {
+        cbuf[i] = ' ';
+        abuf[i] = 0;
+    }
+}
+
+void TextRegion::scroll()
+{
+    for (int idx = 0; idx < mx*(my-1); idx++)
+    {
+        cbuf[idx] = cbuf[idx + mx];
+        abuf[idx] = abuf[idx + mx];
+    }
+
+    for (int idx = mx*(my-1); idx < mx*my; idx++)
+    {
+        cbuf[idx] = ' ';
+        abuf[idx] = 0;
+    }
+
+    if (print_y > 0)
+        print_y -= 1;
+    if (cursor_y > 0)
+        cursor_y -= 1;
+}
+
+#endif