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Draw dashboard as 16-segment character display
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,25 @@ | ||
| // | ||
| // SegmentDisplay.h | ||
| // Segments | ||
| // | ||
| // Created by Andrew Morton on 11/6/14. | ||
| // | ||
| // | ||
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| #ifndef __Segments__SegmentDisplay__ | ||
| #define __Segments__SegmentDisplay__ | ||
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| using namespace ci; | ||
| using namespace std; | ||
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| class SegmentDisplay { | ||
| public: | ||
| void drawChar(char c, Vec2f offset = Vec2f::zero(), float scale = 1.0); | ||
| Vec2f drawString(string s, Vec2f offset = Vec2f::zero(), float scale = 1.0); | ||
| Vec2f charDimensions(float scale = 1.0); | ||
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| Color mOn = Color(1, 0, 0); | ||
| Color mOff = Color(0.25, 0, 0); | ||
| }; | ||
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| #endif /* defined(__Segments__SegmentDisplay__) */ |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,168 @@ | ||
| // | ||
| // SegmentDisplay.cpp | ||
| // Segments | ||
| // | ||
| // Created by Andrew Morton on 11/6/14. | ||
| // | ||
| // | ||
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| #include "SegmentDisplay.h" | ||
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| // Awesome font stolen from http://www.msarnoff.org/alpha32/ | ||
| // The first 32, non-printable ASCII characters are omitted. | ||
| const int CHAR_OFFSET = 32; | ||
| const int CHAR_LENGTH = 96; | ||
| int charPatterns[CHAR_LENGTH] = { | ||
| 0x0000, /* */ | ||
| 0x1822, /* ! */ | ||
| 0x0880, /* " */ | ||
| 0x4b3c, /* # */ | ||
| 0x4bbb, /* $ */ | ||
| 0xdb99, /* % */ | ||
| 0x2d79, /* & */ | ||
| 0x1000, /* ' */ | ||
| 0x3000, /* ( */ | ||
| 0x8400, /* ) */ | ||
| 0xff00, /* * */ | ||
| 0x4b00, /* + */ | ||
| 0x8000, /* , */ | ||
| 0x0300, /* - */ | ||
| 0x0020, /* . */ | ||
| 0x9000, /* / */ | ||
| 0x90ff, /* 0 */ | ||
| 0x100c, /* 1 */ | ||
| 0x0377, /* 2 */ | ||
| 0x123b, /* 3 */ | ||
| 0x038c, /* 4 */ | ||
| 0x21b3, /* 5 */ | ||
| 0x03fb, /* 6 */ | ||
| 0x000f, /* 7 */ | ||
| 0x03ff, /* 8 */ | ||
| 0x03bf, /* 9 */ | ||
| 0x0021, /* : */ | ||
| 0x8001, /* ; */ | ||
| 0x9030, /* < */ | ||
| 0x0330, /* = */ | ||
| 0x2430, /* > */ | ||
| 0x4207, /* ? */ | ||
| 0x417f, /* @ */ | ||
| 0x03cf, /* A */ | ||
| 0x4a3f, /* B */ | ||
| 0x00f3, /* C */ | ||
| 0x483f, /* D */ | ||
| 0x01f3, /* E */ | ||
| 0x01c3, /* F */ | ||
| 0x02fb, /* G */ | ||
| 0x03cc, /* H */ | ||
| 0x4833, /* I */ | ||
| 0x4863, /* J */ | ||
| 0x31c0, /* K */ | ||
| 0x00f0, /* L */ | ||
| 0x14cc, /* M */ | ||
| 0x24cc, /* N */ | ||
| 0x00ff, /* O */ | ||
| 0x03c7, /* P */ | ||
| 0x20ff, /* Q */ | ||
| 0x23c7, /* R */ | ||
| 0x03bb, /* S */ | ||
| 0x4803, /* T */ | ||
| 0x00fc, /* U */ | ||
| 0x90c0, /* V */ | ||
| 0xa0cc, /* W */ | ||
| 0xb400, /* X */ | ||
| 0x5400, /* Y */ | ||
| 0x9033, /* Z */ | ||
| 0x00e1, /* [ */ | ||
| 0x2400, /* \ */ | ||
| 0x001e, /* ] */ | ||
| 0xa000, /* ^ */ | ||
| 0x0030, /* _ */ | ||
| 0x0400, /* ` */ | ||
| 0x4170, /* a */ | ||
| 0x41e0, /* b */ | ||
| 0x0160, /* c */ | ||
| 0x4960, /* d */ | ||
| 0x8160, /* e */ | ||
| 0x4b02, /* f */ | ||
| 0x2238, /* g */ | ||
| 0x41c0, /* h */ | ||
| 0x4000, /* i */ | ||
| 0x4020, /* j */ | ||
| 0x6a00, /* k */ | ||
| 0x4811, /* l */ | ||
| 0x4348, /* m */ | ||
| 0x4140, /* n */ | ||
| 0x4160, /* o */ | ||
| 0x09c1, /* p */ | ||
| 0x4991, /* q */ | ||
| 0x0140, /* r */ | ||
| 0x4220, /* s */ | ||
| 0x4b10, /* t */ | ||
| 0x4060, /* u */ | ||
| 0x8040, /* v */ | ||
| 0x4078, /* w */ | ||
| 0xd800, /* x */ | ||
| 0x2038, /* y */ | ||
| 0x8120, /* z */ | ||
| 0x4912, /* { */ | ||
| 0x4800, /* | */ | ||
| 0x4a21, /* } */ | ||
| 0x0a85, /* ~ */ | ||
| 0x0000, /* */ | ||
| }; | ||
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| Vec2f SegmentDisplay::charDimensions(float scale) | ||
| { | ||
| return Vec2f(18, 22) * scale; | ||
| } | ||
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| void SegmentDisplay::drawChar(char c, Vec2f offset, float scale) | ||
| { | ||
| typedef struct | ||
| { | ||
| Vec2i a, b; | ||
| } Segment; | ||
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| Segment segments[16] = { | ||
| { Vec2i(6,2), Vec2i(12,2) }, | ||
| { Vec2i(12,2), Vec2i(18,2) }, | ||
| { Vec2i(18,2), Vec2i(16,12) }, | ||
| { Vec2i(16,12), Vec2i(14,22) }, | ||
| { Vec2i(14,22), Vec2i(8,22) }, | ||
| { Vec2i(8,22), Vec2i(2,22) }, | ||
| { Vec2i(2,22), Vec2i(4,12) }, | ||
| { Vec2i(4,12), Vec2i(6,2) }, | ||
| { Vec2i(4,12), Vec2i(10,12) }, | ||
| { Vec2i(10,12), Vec2i(16,12) }, | ||
| { Vec2i(6,2), Vec2i(10,12) }, | ||
| { Vec2i(10,12), Vec2i(12,2) }, | ||
| { Vec2i(10,12), Vec2i(18,2) }, | ||
| { Vec2i(10,12), Vec2i(14,22) }, | ||
| { Vec2i(10,12), Vec2i(8,22) }, | ||
| { Vec2i(10,12), Vec2i(2,22) }, | ||
| }; | ||
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| if (c < CHAR_OFFSET || c > CHAR_OFFSET + CHAR_LENGTH - 1) return; | ||
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| int pattern = charPatterns[(int)c - 32]; | ||
| for (int i = 0; i < 16; i++) | ||
| { | ||
| Segment *s = segments+i; | ||
| Color color = (pattern & (1 << i)) ? mOn : mOff; | ||
| gl::color(color); | ||
| gl::drawLine((s->a * scale) + offset, (s->b * scale) + offset); | ||
| } | ||
| } | ||
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| Vec2f SegmentDisplay::drawString(string s, Vec2f offset, float scale) | ||
| { | ||
| Vec2f dimensions = charDimensions(scale); | ||
| Vec2f pos = offset; | ||
| for ( std::string::iterator it=s.begin(); it!=s.end(); ++it) { | ||
| drawChar(*it, pos, scale); | ||
| pos.x += dimensions.x; | ||
| } | ||
| return Vec2f(s.length(), 1) * dimensions; | ||
| } | ||
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