sync with rtgui-0.6

1 files changed, 309 insertions, 0 deletions

diff --git a/components/rtgui/widgets/digfont.c b/components/rtgui/widgets/digfont.c
new file mode 100644
index 0000000000..0d081f94ad
--- /dev/null
+++ b/components/rtgui/widgets/digfont.c
@@ -0,0 +1,309 @@
+/*
+ * File      : digfont.c
+ * This file is part of RT-Thread RTOS
+ * COPYRIGHT (C) 2006 - 2012, RT-Thread Development Team
+ *
+ * The license and distribution terms for this file may be
+ * found in the file LICENSE in this distribution or at
+ * http://www.rt-thread.org/license/LICENSE
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ * 2012-12-21     pife         first version
+ */
+
+#include <rtthread.h>
+#include <rtgui/rtgui.h>
+#include <rtgui/dc.h>
+#include <rtgui/widgets/digfont.h>
+
+#define DIGFONT_V  1
+#define DIGFONT_H  0
+
+int rtgui_digitfont_create(struct rtgui_digitfont * font)
+{
+    int i;
+    int half;
+    int space;
+    int seg35_y;
+    int hight;
+    struct rtgui_digitfont_data * data, *databuf;
+    struct rtgui_digitfont_data temp, temp2;;
+
+    data= rt_malloc(sizeof(struct rtgui_digitfont_data) * 7 * font->seg1_nr);
+    if (data== RT_NULL)
+    {
+        rt_kprintf("out of memory.\n");
+        goto __err;
+    }
+    databuf = font->data = data;
+
+    data = &temp;
+    half = font->seg1_nr >> 1;
+    space = font->seg1_hspace;
+    seg35_y = font->seg1_vspace + font->seg2_len + (half<<1) - font->seg1_vspace;
+    hight = (font->seg1_vspace << 1) + font->seg2_len + font->seg3_len + (half << 1) - 1;
+
+    //seg 1
+    data->type = DIGFONT_H;
+    data->x =  font->seg1_hspace;
+    data->y = 0;
+    data->len = font->seg1_len;
+
+    *databuf++ = *data;
+    for(i=1; i<font->seg1_nr; i++)
+    {
+        data->len -= 2;
+        data->x ++;
+        data->y ++;
+        *databuf++ = *data;
+    }
+
+    //seg 2
+    data->type = DIGFONT_V;
+    data->x =  (font->seg1_hspace << 1) + font->seg1_len -1;
+    data->y = font->seg1_vspace ;
+    data->len = font->seg2_len;
+    *databuf++ = *data;
+    for(i=1; i<font->seg1_nr; i++)
+    {
+        if (i >= half)
+        {
+            data->len -=  2;
+        }
+        data->x --;
+        data->y ++;
+        *databuf++ = *data;
+    }
+
+    //seg 3
+    data->type = DIGFONT_V;
+    data->x =  (font->seg1_hspace << 1) + font->seg1_len -1;
+    data->y = seg35_y;
+    data->len = font->seg3_len;
+    *databuf++ = *data;
+    temp2 = *data;
+    for(i=1; i<font->seg1_nr; i++)
+    {
+        if (i < half)
+            data->y --;
+        else
+        {
+            data->len -=  2;
+            data->y ++;
+        }
+
+        data->x --;
+        *databuf++ = *data;
+    }
+
+    // seg4
+    data->type = DIGFONT_H;
+    data->x =  font->seg1_hspace;
+    data->y = hight -1;
+    data->len = font->seg1_len;
+    *databuf++ = *data;
+    for(i=1; i<font->seg1_nr; i++)
+    {
+        data->len -= 2;
+        data->x ++;
+        data->y --;
+        *databuf++ = *data;
+    }
+
+    //seg5
+    data->type = DIGFONT_V;
+    data->x = 0;
+    data->y = seg35_y;
+    data->len = font->seg3_len;
+    *databuf++ = *data;
+
+    for(i=1; i<font->seg1_nr; i++)
+    {
+        if (i < half)
+            data->y --;
+        else
+        {
+            data->len -=  2;
+            data->y ++;
+        }
+
+        data->x ++;
+        *databuf++ = *data;
+    }
+
+    //seg 6
+    data->type = DIGFONT_V;
+    data->x = 0;
+    data->y = font->seg1_vspace ;
+    data->len = font->seg2_len;
+    *databuf++ = *data;
+    for(i=1; i<font->seg1_nr; i++)
+    {
+        if (i >= half)
+        {
+            data->len -=  2;
+        }
+        data->x ++;
+        data->y ++;
+        *databuf++ = *data;
+    }
+
+    //seg7
+    data->type = DIGFONT_H;
+    data->x = font->seg1_hspace + half - 1;
+    data->y = font->seg1_vspace + font->seg2_len + half -1;
+    data->len = (font->seg1_hspace << 1) + font->seg1_len - \
+                ((font->seg1_hspace + half -1) << 1);
+    *databuf++ = *data;
+    temp2 = *data;
+    for(i=0; i<half; i++)
+    {
+        data->x ++;
+        data->y --;
+        data->len -=  2;
+        *databuf++ = *data;
+    }
+
+    *data = temp2;
+    for (i=0; i<half; i++)
+    {
+        data->x ++;
+        data->y ++;
+        data->len -=  2;
+        *databuf++ = *data;
+    }
+
+    return 0;
+
+__err:
+    return -1;
+}
+
+int rtgui_dc_draw_digitfont(struct rtgui_dc *dc, struct rtgui_digitfont * font, rtgui_rect_t * rect)
+{
+    int i, size;
+    struct rtgui_digitfont_data * data;
+
+    size = font->seg1_nr * 7;
+    data = font->data;
+
+    for(i=0; i<size; i++)
+    {
+        if (data->type == DIGFONT_H)
+            rtgui_dc_draw_hline(dc, rect->x1 + data->x, \
+                                rect->x1 + data->x + data->len, rect->y1 + data->y);
+        else
+            rtgui_dc_draw_vline(dc, rect->x1 + data->x, rect->y1 + data->y, \
+                                rect->y1 + data->y + data->len);
+
+        data++;
+    }
+}
+
+const char digtube_code_table[] =
+{ 0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,0x7f,0x6f,0x77,0x7c,0x39,0x5e,0x79,0x71,};
+
+int rtgui_dc_draw_digitfont_code(struct rtgui_dc *dc, struct rtgui_digitfont * font, rtgui_rect_t * rect, char code)
+{
+	int i,j;
+	struct rtgui_digitfont_data * data;
+	rtgui_color_t color;
+
+	data = font->data;
+	
+	color = RTGUI_DC_FC(dc);
+	for(i=0; i<7; i++)
+	{
+		if (code & (1 << i))
+			RTGUI_DC_FC(dc) = color;
+		else
+			RTGUI_DC_FC(dc) = RTGUI_DC_BC(dc);
+
+		for (j=0; j<font->seg1_nr; j++)
+		{
+			if (data->type == DIGFONT_H)
+				rtgui_dc_draw_hline(dc, rect->x1 + data->x, \
+				rect->x1 + data->x + data->len, rect->y1 + data->y);
+			else
+				rtgui_dc_draw_vline(dc, rect->x1 + data->x, rect->y1 + data->y, \
+				rect->y1 + data->y + data->len);
+
+			data++;
+		}	
+	}
+	RTGUI_DC_FC(dc) = color;
+
+	return 0;
+}
+
+int rtgui_get_digfont_metrics(struct rtgui_digitfont * font, rtgui_rect_t * rect) 
+{
+	int half = font->seg1_nr >> 1;
+	rect->x1 = 0;
+	rect->y1 = 0;
+	rect->x2 = (font->seg1_hspace << 1) + font->seg1_len;
+	rect->y2 = (font->seg1_vspace << 1) + font->seg2_len + font->seg3_len + (half << 1) - 1;
+	return 0;
+}
+
+/* debug */
+struct rtgui_digitfont digitfont_40 =
+{
+	34,  //int seg1_len;
+	3,   //int seg1_hspace;
+	1,   //int seg1_vpace;
+	9,   //int seg1_nr; //9
+	30,  //int seg2_len;
+	30,  //int seg3_len;
+	RT_NULL,
+};
+
+#ifdef _WIN32
+#include  <windows.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+static char fontbuf[80];
+int digfont_file(char * name, struct rtgui_digitfont * font)
+{
+    int i;
+    int size;
+    FILE * file;
+    struct rtgui_digitfont_data * data;
+
+    if (font->data == RT_NULL)
+        rtgui_digitfont_create(font);
+
+    /* create a file to store data */
+    file = fopen(name, "wb + ");
+    if (file == RT_NULL)
+    {
+        rt_kprintf("open < % s > failed.\n", name);
+        return -1;
+    }
+    data = font->data;
+    size = font->seg1_nr * 7;
+
+    for( i=0; i<size; i++)
+    {
+        if ((i % (font->seg1_nr)) == 0)
+        {
+            sprintf(fontbuf, "\n/* seg <%d> */\n", i/font->seg1_nr + 1);
+            fwrite(fontbuf, strlen(fontbuf), 1, file);
+        }
+
+        sprintf(fontbuf, " { % 2d, % 2d, % 2d, % 2d}, \n", data->x, data->y, data->len, data->type);
+        fwrite(fontbuf, strlen(fontbuf), 1, file);
+        data ++;
+    }
+    fclose(file);
+
+    return 0;
+}
+#if defined(RT_USING_FINSH)
+#include <finsh.h>
+FINSH_FUNCTION_EXPORT(digfont_file, create the font file of digit font)
+#endif
+
+#endif
\ No newline at end of file