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1 | /*----------------------------------------------------------------------* |
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2 | * File: rxvtimg.h |
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3 | *----------------------------------------------------------------------* |
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4 | * |
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5 | * All portions of code are copyright by their respective author/s. |
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6 | * Copyright (c) 2012 Marc Lehmann <schmorp@schmorp.de> |
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7 | * Copyright (c) 2012 Emanuele Giaquinta <e.giaquinta@glauco.it> |
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8 | * |
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9 | * This program is free software; you can redistribute it and/or modify |
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10 | * it under the terms of the GNU General Public License as published by |
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11 | * the Free Software Foundation; either version 2 of the License, or |
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12 | * (at your option) any later version. |
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13 | * |
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14 | * This program is distributed in the hope that it will be useful, |
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15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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17 | * GNU General Public License for more details. |
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18 | * |
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19 | * You should have received a copy of the GNU General Public License |
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20 | * along with this program; if not, write to the Free Software |
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21 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
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22 | *---------------------------------------------------------------------*/ |
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23 | |
1 | #ifndef IMG_H), |
24 | #ifndef IMG_H |
2 | #define IMG_H |
25 | #define IMG_H |
3 | |
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4 | #if HAVE_BG_PIXMAP |
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5 | #define HAVE_IMG 1 |
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6 | #endif |
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7 | |
26 | |
8 | #if HAVE_IMG |
27 | #if HAVE_IMG |
9 | |
28 | |
10 | #define float_to_component(d) (int32_t)((d) * 65535.99) |
29 | #define float_to_component(d) (int32_t)((d) * 65535.99) |
11 | |
30 | |
… | |
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64 | this->repeat = repeat; |
83 | this->repeat = repeat; |
65 | } |
84 | } |
66 | |
85 | |
67 | void unshare (); // prepare for write |
86 | void unshare (); // prepare for write |
68 | void fill (const rgba &c); |
87 | void fill (const rgba &c); |
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88 | void fill (const rgba &c, int x, int y, int w, int h); |
69 | void add_alpha (); |
89 | void add_alpha (); |
70 | //void linear_gradient (const XLinearGradient *gradient, const XFixed *stops, const XRenderColor *colors, int nstops); |
90 | //void linear_gradient (const XLinearGradient *gradient, const XFixed *stops, const XRenderColor *colors, int nstops); |
71 | //void radial_gradient (const XRadialGradient *gradient, const XFixed *stops, const XRenderColor *colors, int nstops); |
91 | //void radial_gradient (const XRadialGradient *gradient, const XFixed *stops, const XRenderColor *colors, int nstops); |
72 | //void conical_gradient (const XConicalGradient *gradient, const XFixed *stops, const XRenderColor *colors, int nstops); |
92 | //void conical_gradient (const XConicalGradient *gradient, const XFixed *stops, const XRenderColor *colors, int nstops); |
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93 | |
73 | void brightness (int32_t r, int32_t g, int32_t b, int32_t a); |
94 | void brightness (int32_t r, int32_t g, int32_t b, int32_t a); |
74 | void contrast (int32_t r, int32_t g, int32_t b, int32_t a); |
95 | void contrast (int32_t r, int32_t g, int32_t b, int32_t a); |
75 | |
96 | |
76 | void brightness (nv r, nv g, nv b, nv a = 1.) |
97 | void brightness (nv r, nv g, nv b, nv a = 1.) |
77 | { |
98 | { |
… | |
… | |
102 | rxvt_img *sub_rect (int x, int y, int width, int height); |
123 | rxvt_img *sub_rect (int x, int y, int width, int height); |
103 | rxvt_img *transform (const nv matrix[3][3]); |
124 | rxvt_img *transform (const nv matrix[3][3]); |
104 | rxvt_img *scale (int new_width, int new_height); |
125 | rxvt_img *scale (int new_width, int new_height); |
105 | rxvt_img *rotate (int cx, int cy, nv phi); |
126 | rxvt_img *rotate (int cx, int cy, nv phi); |
106 | rxvt_img *convert_format (XRenderPictFormat *format, const rgba &bg); |
127 | rxvt_img *convert_format (XRenderPictFormat *format, const rgba &bg); |
107 | rxvt_img *blend (rxvt_img *img, nv factor = 1.); |
128 | rxvt_img *tint (const rgba &c); |
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129 | rxvt_img *shade (nv factor, rgba c = rgba (rgba::MAX_CC, rgba::MAX_CC, rgba::MAX_CC)); |
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130 | rxvt_img *filter (const char *name, int nparams = 0, nv *params = 0); |
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131 | rxvt_img *muladd (nv mul, nv add); // general multiply and add, implemented as the biggest hack ever :/ |
108 | |
132 | |
109 | // egregiuous helper category |
133 | // egregious helper category |
110 | rxvt_img *replace (rxvt_img *&p) |
134 | rxvt_img *replace (rxvt_img *&p) |
111 | { |
135 | { |
112 | delete p; |
136 | delete p; |
113 | p = this; |
137 | p = this; |
114 | return this; |
138 | return this; |
115 | } |
139 | } |
116 | |
140 | |
117 | private: |
141 | /* these are considered private */ |
118 | |
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119 | void destroy (); |
142 | void destroy (); |
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143 | rxvt_img *new_empty (); |
120 | Picture picture (); |
144 | Picture picture (); |
121 | rxvt_img *transform (const nv *matrix); |
145 | rxvt_img *transform (const nv *matrix); |
122 | }; |
146 | }; |
123 | |
147 | |
124 | #endif |
148 | #endif |